Home Page
Contact
Sign Up
Sign In
Newest Games
Most Popular Games
Most Played Games
.IO Games
2 Player Games
3D Games
Action Games
Surgery Games
Barbie Games
Basketball Games
Skill Games
Barber Games
Billiard Games
Painting Games
Cartoons Games
Games for Kids
Decoration Games
Fight Games
Educational Games
Games for Boys
Old Games
Football Games
Dress Up Games
Room Escape Games
Shooting Games
Html 5 Games
Management Games
Cards and Casino Games
Games for Girls
Funny Games
Adventure Games
Make Up Games
Fashion Games
Mario Games
Mini Games
Motorbike Games
Bejeweled Games
Music Games
Platform Games
Puzzles Games
Battle Games
Sport Games
Strategy Games
Sudoku Games
Airplane Games
Car Racing Games
Cooking Games
Brain Games
Adventure Games → Office Knight 3D: Castle Defense Game
×
Description of Office Knight 3D: Castle Defense Game
Office Knight 3D: Castle Defense game is in the category of Adventure Games and you can play this free game at OB Games. Office Warrior: Wield swords and axes as skillfully as a stapler!
Action Battles: Fight various enemies in dynamic 3D environments.
Progression System: Level up, improve health and damage right in the heat of battle.
Weapon & Upgrade Shop: Collect coins to buy hero upgrades and equip yourself.
Endless Challenge: Deflect waves of enemies and prove you are the ultimate defender!
Instructions:
Desktop Controls:
WASD — Move
LEFT MOUSE BUTTON — Attack
Space — Jump
Left Shift — Sprint (Speed up)
Q — Swap weapon
E — Interact (Shop)
MOUSE WHEEL — Zoom (in/out)
R — Toggle cursor
Mobile Controls:
Left Joystick — Move
Right Buttons — Attack, Jump, Sprint, Swap weapon, Enter shop (at the shop location)
Swipe across the screen — Rotate camera
Approach the shop and press "E" to enter.
General Instructions:
You can play this game for free. On your computer, you can play this game with your mouse or the arrow keys on your keyboard. On your mobile phone or tablet, you can play this game on touch screens by tapping or swiping. The game should fit on your screen. If there is a notification about the orientation of your phone or tablet, please rotate your phone or tablet to correct the orientation. Refresh the page if necessary. If you need help, please leave a comment below the game. You can open other games from below by selecting the recommended games, next or previous games. You can also browse the category you want to play. We wish you luck...
Recommended Games:
Office Knight 3D: Castle Defense
Office Knight 3D: Castle Defense
Office Warrior: Wield swords and axes as skillfully as a stapler!
Action Battles: Fight various enemies in dynamic 3D environments.
Progression System: Level up, improve health and damage right in the heat of battle.
Weapon & Upgrade Shop: Collect coins to buy hero upgrades and equip yourself.
Endless Challenge: Deflect waves of enemies and prove you are the ultimate defender!
Instructions:
Desktop Controls:
WASD — Move
LEFT MOUSE BUTTON — Attack
Space — Jump
Left Shift — Sprint (Speed up)
Q — Swap weapon
E — Interact (Shop)
MOUSE WHEEL — Zoom (in/out)
R — Toggle cursor
Mobile Controls:
Left Joystick — Move
Right Buttons — Attack, Jump, Sprint, Swap weapon, Enter shop (at the shop location)
Swipe across the screen — Rotate camera
Approach the shop and press "E" to enter.
Office Warrior: Wield swords and axes as skillfully as a stapler!
Action Battles: Fight various enemies in dynamic 3D environments.
Progression System: Level up, improve health and damage right in the heat of battle.
Weapon & Upgrade Shop: Collect coins to buy hero upgrades and equip yourself.
Endless Challenge: Deflect waves of enemies and prove you are the ultimate defender!
Instructions:
Desktop Controls:
WASD — Move
LEFT MOUSE BUTTON — Attack
Space — Jump
Left Shift — Sprint (Speed up)
Q — Swap weapon
E — Interact (Shop)
MOUSE WHEEL — Zoom (in/out)
R — Toggle cursor
Mobile Controls:
Left Joystick — Move
Right Buttons — Attack, Jump, Sprint, Swap weapon, Enter shop (at the shop location)
Swipe across the screen — Rotate camera
Approach the shop and press "E" to enter.
Food Tower Defense
Food Tower Defense
? Welcome to Food Tower Defense – The Tastiest Tower Defense Ever! ?? Prepare your appetite and sharpen your strategy because Food Tower Defense is here to serve you the most delicious tower defense experience ever!
Instructions:
Drag and drop tower in places and click on the tower to upgrade
? Welcome to Food Tower Defense – The Tastiest Tower Defense Ever! ?? Prepare your appetite and sharpen your strategy because Food Tower Defense is here to serve you the most delicious tower defense experience ever!
Instructions:
Drag and drop tower in places and click on the tower to upgrade
Geometry Tower Defense
Geometry Tower Defense
Fast, stylish tower defense game where geometric towers blast incoming enemies along winding paths. Build on key spots, upgrade and sell towers, manage gold, and survive wave after wave. Use speed controls to handle pressure and protect your base.
Instructions:
Build, upgrade, and command geometric towers to stop waves of enemies before they drain your base’s health.
Fast, stylish tower defense game where geometric towers blast incoming enemies along winding paths. Build on key spots, upgrade and sell towers, manage gold, and survive wave after wave. Use speed controls to handle pressure and protect your base.
Instructions:
Build, upgrade, and command geometric towers to stop waves of enemies before they drain your base’s health.
Ultimate Tower Defense
Ultimate Tower Defense
Ultimate Tower Defense is an exciting strategy game that perfectly blends tower defense, battle, and fast-paced action into one addictive experience. In the game, you must carefully protect defense towers and deploy powerful heroes to stop endless waves of enemies. Each tower has unique attack abilities. Select your preferred mode to begin the challenge.
Instructions:
Mouse click or tap to play
Ultimate Tower Defense is an exciting strategy game that perfectly blends tower defense, battle, and fast-paced action into one addictive experience. In the game, you must carefully protect defense towers and deploy powerful heroes to stop endless waves of enemies. Each tower has unique attack abilities. Select your preferred mode to begin the challenge.
Instructions:
Mouse click or tap to play
Noob Village Tower Defense
Noob Village Tower Defense
Dive into the dynamic world of a 2D platformer, where you play as a noob fighting for the survival of your village! Your main goal is to protect the village from endless waves of monsters appearing from an ominous portal. Control the tower manually: select shells, adjust the trajectory and shoot enemies one by one. Only your accuracy and tactics will help you survive the onslaught!
Instructions:
The goal of the game is to protect the noob village from waves of monsters using manual tower control, improve its defense, develop the settlement, extract resources and build an effective survival strategy.
Dive into the dynamic world of a 2D platformer, where you play as a noob fighting for the survival of your village! Your main goal is to protect the village from endless waves of monsters appearing from an ominous portal. Control the tower manually: select shells, adjust the trajectory and shoot enemies one by one. Only your accuracy and tactics will help you survive the onslaught!
Instructions:
The goal of the game is to protect the noob village from waves of monsters using manual tower control, improve its defense, develop the settlement, extract resources and build an effective survival strategy.
Heroic Knight
Heroic Knight
Guide the noble knight through peril and claim the treasure! In this exciting puzzle game, you'll shift barriers to clear a path to victory. Help the knight defeat enemies, avoid traps, and uncover hidden riches. Plan your moves carefully, as one wrong decision could cost you the treasure!
Instructions:
In order for the prince to save the princess or to reach the gold, you need to develop your strategy and pull the right sticks in time. Otherwise, the trolls may kill you or you may die in the lava.
Guide the noble knight through peril and claim the treasure! In this exciting puzzle game, you'll shift barriers to clear a path to victory. Help the knight defeat enemies, avoid traps, and uncover hidden riches. Plan your moves carefully, as one wrong decision could cost you the treasure!
Instructions:
In order for the prince to save the princess or to reach the gold, you need to develop your strategy and pull the right sticks in time. Otherwise, the trolls may kill you or you may die in the lava.
Xeno Defense Protocol
Xeno Defense Protocol
Xeno Online combines high-octane top-down shooting with strategic tower defense and deep RPG progression. Your mission is simple: Establish a base, defend it against endless waves of insectoid horrors, and extract with your life.
Instructions:
WASD, Mouse, R, G, Mouse Wheel, Space
Xeno Online combines high-octane top-down shooting with strategic tower defense and deep RPG progression. Your mission is simple: Establish a base, defend it against endless waves of insectoid horrors, and extract with your life.
Instructions:
WASD, Mouse, R, G, Mouse Wheel, Space
Frost Defense
Frost Defense
❄️ Embark on a thrilling journey through a frozen wilderness in Frost Defense, a strategic tower defense game that puts your tactical skills to the test! ??
In this action-packed adventure, you'll take on the role of a lone survivor ?♂️ battling against the relentless onslaught of arctic creatures ??❄️?.
The enemy is merciless — only your ingenuity and strategic prowess can keep you alive in this harsh frozen world. ⚔️?️
Instructions:
Use mouse to draw path and click on machine to upgrade
❄️ Embark on a thrilling journey through a frozen wilderness in Frost Defense, a strategic tower defense game that puts your tactical skills to the test! ??
In this action-packed adventure, you'll take on the role of a lone survivor ?♂️ battling against the relentless onslaught of arctic creatures ??❄️?.
The enemy is merciless — only your ingenuity and strategic prowess can keep you alive in this harsh frozen world. ⚔️?️
Instructions:
Use mouse to draw path and click on machine to upgrade
Grass Defense
Grass Defense
Grass Defense is a strategic tower defense where you must protect the wilderness from waves of fierce creatures. Build and upgrade powerful towers, manage resources, and adapt your tactics as enemies grow stronger. With dynamic environments, diverse foes, and challenging levels, you’ll test your strategy and skill to survive the untamed wilds and uncover hidden mysteries.
Instructions:
Use the left mouse button to interact
Grass Defense is a strategic tower defense where you must protect the wilderness from waves of fierce creatures. Build and upgrade powerful towers, manage resources, and adapt your tactics as enemies grow stronger. With dynamic environments, diverse foes, and challenging levels, you’ll test your strategy and skill to survive the untamed wilds and uncover hidden mysteries.
Instructions:
Use the left mouse button to interact
Drunk But Not Wasted Knight
Drunk But Not Wasted Knight
Stumble into a moonlit alley and befriend a tipsy yet oddly wise knight in this comedic medieval visual novel. Banter, make choices, and nudge affection as you chase stories, dodge trouble, and unlock quirky endings.
Instructions:
A comedic medieval visual novel where your choices with a drunk (but not wasted) knight shape affection and lead to eight quirky endings.
Stumble into a moonlit alley and befriend a tipsy yet oddly wise knight in this comedic medieval visual novel. Banter, make choices, and nudge affection as you chase stories, dodge trouble, and unlock quirky endings.
Instructions:
A comedic medieval visual novel where your choices with a drunk (but not wasted) knight shape affection and lead to eight quirky endings.
Obby & Dead River
Obby & Dead River
Dive into an exciting first-person 3D adventure in the style of Roblox! Your mission is to go through a dangerous path along the legendary river of death, connecting many large castles. Playing as a warrior, you will have to overcome thousands of kilometers, fight monsters and pirates, defeat dragons and get to the final boss.
Instructions:
he goal of the game is to swim along the river of death to the final castle and defeat the boss, fighting enemies, collecting loot and upgrading the main character.
Controls on PC:
WASD - movement;
Space - jump;
Left Shift - run;
Tab - cursor;
B - inventory.
Controls on phone: touch/swipe.
Dive into an exciting first-person 3D adventure in the style of Roblox! Your mission is to go through a dangerous path along the legendary river of death, connecting many large castles. Playing as a warrior, you will have to overcome thousands of kilometers, fight monsters and pirates, defeat dragons and get to the final boss.
Instructions:
he goal of the game is to swim along the river of death to the final castle and defeat the boss, fighting enemies, collecting loot and upgrading the main character.
Controls on PC:
WASD - movement;
Space - jump;
Left Shift - run;
Tab - cursor;
B - inventory.
Controls on phone: touch/swipe.
Squarehead Hero
Squarehead Hero
Squarehead Hero is a fun, turn-based puzzle game where you help a brave, square-headed hero explore dangerous dungeons full of monsters and treasure.
Plan your moves carefully on a grid board — fight enemies, grab loot, and gear up for the next challenge.
Think you’ve got what it takes to lead Squarehead to victory? Jump in and find out!
Instructions:
Swipe or use the arrow keys to move.
Bump into the enemies to attack them (if you have a weapon) or defend against them (if you don't).
Tap on the inventory items (or use 1,2,3 keys) to use an item.
Roll-over (or tap and hold) over item or enemy to learn its features and perks.
Squarehead Hero is a fun, turn-based puzzle game where you help a brave, square-headed hero explore dangerous dungeons full of monsters and treasure.
Plan your moves carefully on a grid board — fight enemies, grab loot, and gear up for the next challenge.
Think you’ve got what it takes to lead Squarehead to victory? Jump in and find out!
Instructions:
Swipe or use the arrow keys to move.
Bump into the enemies to attack them (if you have a weapon) or defend against them (if you don't).
Tap on the inventory items (or use 1,2,3 keys) to use an item.
Roll-over (or tap and hold) over item or enemy to learn its features and perks.
Monkey Bubble Defense
Monkey Bubble Defense
Survive the bubble invasion in this fast-paced 2D top-down tower defense game. Construct and upgrade various defensive turrets to take down hordes of bubbles.
Earn cash by popping bubbles. Use cash to to purchase new towers, upgrade existing ones, or sell for cash and reinvest into a different turret.
Instructions:
Construct turrets to protect your base from rogue bubbles.
Survive the bubble invasion in this fast-paced 2D top-down tower defense game. Construct and upgrade various defensive turrets to take down hordes of bubbles.
Earn cash by popping bubbles. Use cash to to purchase new towers, upgrade existing ones, or sell for cash and reinvest into a different turret.
Instructions:
Construct turrets to protect your base from rogue bubbles.
Last Ufo Defense
Last Ufo Defense
Last UFO DefenseThe galaxy is no safe place.
As the last UFO of your kind, you stand alone against endless waves of hostile alien forces determined to wipe you out.
Pilot your hovering warship and unleash its full potential:One UFO, endless enemies.
Survive as long as you can with precise upgrades and tactical choices.
Face relentless alien swarms in an endless survival challenge.You are the final line of defense in a hostile galaxy.
How long can the last UFO endure?
Instructions:
use mouse or tap to interact with game elements.
Last UFO DefenseThe galaxy is no safe place.
As the last UFO of your kind, you stand alone against endless waves of hostile alien forces determined to wipe you out.
Pilot your hovering warship and unleash its full potential:One UFO, endless enemies.
Survive as long as you can with precise upgrades and tactical choices.
Face relentless alien swarms in an endless survival challenge.You are the final line of defense in a hostile galaxy.
How long can the last UFO endure?
Instructions:
use mouse or tap to interact with game elements.
Frog Knight
Frog Knight
Frog Bubble your mission is to help a spirited frog pop an array of mischievous bubbles! Using your swift reflexes and strategic skills, you’ll throw your lily pad-shaped projectiles at bubbles to clear each level.
Instructions:
Tap to aim, release to shot the sword destroy all puzzle.
Frog Bubble your mission is to help a spirited frog pop an array of mischievous bubbles! Using your swift reflexes and strategic skills, you’ll throw your lily pad-shaped projectiles at bubbles to clear each level.
Instructions:
Tap to aim, release to shot the sword destroy all puzzle.
Farm Defense
Farm Defense
Farm Defense is a fast, arcade-style shooter where you guard your ranch from waves of quirky mutants. Move between lanes, aim, and blast anything that crawls out of the burrows before it reaches your crops. Earn coins, unlock new weapons and gadgets, and power up your electric fence. Bright visuals, snappy controls, and escalating waves make every run tense and satisfying.
Instructions:
Swipe or use the arrow keys to switch lanes. Pick up coins and boosters, then invest them between waves to upgrade damage, fire rate, ammo, or special skills. Keep enemies from crossing the defense line—survive the wave to advance. Tougher creatures and mini-bosses appear later, so manage your upgrades wisely and protect the farm!
Farm Defense is a fast, arcade-style shooter where you guard your ranch from waves of quirky mutants. Move between lanes, aim, and blast anything that crawls out of the burrows before it reaches your crops. Earn coins, unlock new weapons and gadgets, and power up your electric fence. Bright visuals, snappy controls, and escalating waves make every run tense and satisfying.
Instructions:
Swipe or use the arrow keys to switch lanes. Pick up coins and boosters, then invest them between waves to upgrade damage, fire rate, ammo, or special skills. Keep enemies from crossing the defense line—survive the wave to advance. Tougher creatures and mini-bosses appear later, so manage your upgrades wisely and protect the farm!
Neighborhood Defense
Neighborhood Defense
Neighborhood Defense is a dynamic tower defense strategy game where your mission is to protect your neighborhood from waves of zombies. Diverse maps with multiple exits, different types of enemies, and limited tower spots make each match unique. Upgrade your towers, combine their abilities, and plan your tactics carefully to stop the horde and prevent them from breaking through.
Instructions:
At the start of each level, choose free spots to place towers: archers, bombers, snipers, or electric turrets. Each tower has three upgrade levels that increase damage and attack range. Watch out for zombie waves — warnings will show where they appear. Focus on blocking key paths and managing your resources wisely to hold back stronger enemies. If too many zombies break through the exit, the game is over.
Neighborhood Defense is a dynamic tower defense strategy game where your mission is to protect your neighborhood from waves of zombies. Diverse maps with multiple exits, different types of enemies, and limited tower spots make each match unique. Upgrade your towers, combine their abilities, and plan your tactics carefully to stop the horde and prevent them from breaking through.
Instructions:
At the start of each level, choose free spots to place towers: archers, bombers, snipers, or electric turrets. Each tower has three upgrade levels that increase damage and attack range. Watch out for zombie waves — warnings will show where they appear. Focus on blocking key paths and managing your resources wisely to hold back stronger enemies. If too many zombies break through the exit, the game is over.
Aod - Art Of Defense
Aod - Art Of Defense
Step into the world of AOD - Art Of Defense, a free online strategy game where your main goal is to stop enemy waves by placing towers in smart locations. Play on your phone or computer and test your skills in this action-packed defense challenge. Every move matters—can you build the perfect defense?
Instructions:
Use the left mouse button to place a tower.
Use the scroll wheel/pinch to zoom on a touchpad to zoom in or out.
Step into the world of AOD - Art Of Defense, a free online strategy game where your main goal is to stop enemy waves by placing towers in smart locations. Play on your phone or computer and test your skills in this action-packed defense challenge. Every move matters—can you build the perfect defense?
Instructions:
Use the left mouse button to place a tower.
Use the scroll wheel/pinch to zoom on a touchpad to zoom in or out.
Little Hero Knight
Little Hero Knight
In Little Hero Knight, you'll play the role of a brave little hero. Travel through a world full of monsters and keep fighting with your weapon. Build your defense towers and engage in a battle of wits and courage! Strategically manage your battlegrounds, build walls, barracks, houses and more! Build your base and towers using collected coins. Unlock powerful weapons and defense towers, and customize your battle setup!
Instructions:
Mouse click or tap to play
In Little Hero Knight, you'll play the role of a brave little hero. Travel through a world full of monsters and keep fighting with your weapon. Build your defense towers and engage in a battle of wits and courage! Strategically manage your battlegrounds, build walls, barracks, houses and more! Build your base and towers using collected coins. Unlock powerful weapons and defense towers, and customize your battle setup!
Instructions:
Mouse click or tap to play
Tower Guardian - Epic Defense
Tower Guardian - Epic Defense
- Strategically summon warriors and unleash devastating abilities to protect your tower from hordes of enemies!
- Fight off waves of monsters, unlock new levels, and upgrade your heroes as you rise to become the ultimate protector. Every wave gets tougher—only the strong and strategic will survive.
- Rotate around the tower, lock onto approaching foes, and eliminate them before they breach your defenses!
With each wave, enemies grow stronger and more numerous.
Instructions:
Mouse Left Click: Rotate the player to aim and destroy enemies.
- Strategically summon warriors and unleash devastating abilities to protect your tower from hordes of enemies!
- Fight off waves of monsters, unlock new levels, and upgrade your heroes as you rise to become the ultimate protector. Every wave gets tougher—only the strong and strategic will survive.
- Rotate around the tower, lock onto approaching foes, and eliminate them before they breach your defenses!
With each wave, enemies grow stronger and more numerous.
Instructions:
Mouse Left Click: Rotate the player to aim and destroy enemies.
Comments to the Game:
Ali | 7/8/2013 11:29:56 AM
I would recommend to anyone to play this super free flash game online. OB Game's other flash games are also superb. I love this site and I would recommend it to anyone.