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Build the best fighting machine
and become the star of the arena!

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Game features

The most ingenious and stylish war machine constructor!

Build a battle car from collected parts and unleash its power against other players in uncontrollable PvP fights.

Collect toolboxes with spare parts and coins in Quick Fights against real players.

Combine and upgrade dozens of parts, weapons and gadgets to create an ultimate combat robot.

Dominate leaderboard to move into the next stage of the World Championship.

Compete against friends and share the best battles!



C.A.T.S. One Year Retrospective - Turning fun concept into a hit

It's C.A.T.S. anniversary! Read about how the game was created.

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Release notes

Ultimate Machines and new balance in update 2.5

Build a badass Ultimate Machine in the biggest update ever!

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Release notes

Update 2.4 is live!

Halloween event, private gangs and new gadget await!

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I've always loved the robot wars TV series and this has a similar feeling. Great job!

Amazing game with great physics and lots of things to keep you busy!

Insanely addictive!