Catnip Wars is a 1–4 player co-op tower defense. Play as scrappy Catbots defending your catnip farm from monster waves — build and power turrets, raise walls, harvest resources, man the BFG, revive fallen friends, and climb the tech tree. Play solo or online with friends. Achievements/Leaderboard
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No game lists Catnip Wars as one of its co-op favourites yet, so here are the closest matches by Steam tags instead.
Endless TD: online co-op and PvP tower defense for 1–4 players. Build wild damage types + talent combos, merge towers into monsters, and survive evolving maps, weather, and bosses in endless waves. Climb leaderboards for highest wave (solo & team).
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3D Tower Defense! Run! Build it yourself! Connect power yourself! You should build your tower manually!
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Build your base on a moving Machine, travel through biomes with different resources, and prepare for the night when a zombie threat is much higher than during the day. Would you go solo or explore this new world with your best friends?
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Defend your base solo or with friends against endless waves of foes using your weapons and turrets. Are you up for the challenge?
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This is a 3D PVE Tower Defense rouge game that supports teams of up to 4 people. You and your teammates can choose the right trap turret according to their own division of labor to deal with different scenarios, so as to resist the wave of insects.
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Tower defense where the maze is yours to build and the ammunition is yours to manufacture. 16 towers, a factory of belts and assemblers fed by enemy debris, and a card every wave. Reach wave 50 — then find out that Hard was the easy one.
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Axon TD lets you expand the map boundaries themselves. A huge arsenal of towers and a wide variety of enemies clash in a battlefield that grows to your whims. Engage in single, cooperative, and roguelite gameplay.
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Prepare your defenses during the day and survive until dawn. Defender Bros is a Top-Down Tower Defense Roguelike where you play as a Soldier defending your Base. Pick between multiple abilities as you level up to increase you power, then after each run buy perks and get stronger
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Light the Fire is a survival tower defense where you decide when waves begin and how difficult they become. Gather resources, craft gear, build defenses, and feed the fire… at your own risk.
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Chronocide is a chaotic co-op action trap defense game where you and your friends use weapons and cleverly positioned physics-based traps to stop endless undead hordes. Shoot, burn, crush, throw, impale, poison, and freeze anything that gets too close. Play solo or with up to 3 other players.
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