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Pick two characters. Settle the debate.
The engine decides. AI tells the story.
The city has been overrun. Pick four fighters, beat the lieutenants, bring out each district's boss and take on the final boss in The Lair. One run a day, the same city for everyone, every fight decided by the battle engine.

Build your own battles or jump straight into the action. Mix enemy hordes, defend huge walls and unleash your favourite heroes.
Free to play · In your browser
New · Early developmentCreator Lab · Your rules
Build your fortress. Mix enemy waves. Defend it with your favourite heroes—or jump into a ready-made battle.
Very early developmentLots more to be added. Updated multiple times daily. Expect bugs and changing features.
Build & play
City defenceCity defence
Giants are tearing through the city. Fly in as Goku, launch Saitama or grow into Galactus.
Play Titans
Destructible fortressBreach the stronghold
One hero against an enormous fortress. Punch, blast or erase a way through the walls.
Play Siege
ZombiesHorde survival
One hero. An endless undead rush. Unleash your signature power and hold out.
Play Horde
DinosaursPrehistoric onslaught
Compys swarm. Raptors close in. Then the T. rexes arrive. Bring a bigger power.
Play Dinosaurs
Ground + airTake on an army
Soldiers, tanks, drones and jets. Take flight as Goku and line up a Kamehameha.
Play MilitaryExperimental arcade modes. Powers and damage are adapted for play.Illustrated mode artwork.

Pick two characters. Settle the debate.

One fighter. An entire universe. How far can they go?

Build the bracket. Crown your champion.

Seven opponents. One shot at a clean sweep.

Your dream team against theirs. Universes collide.

Merge your favourites. Create something unstoppable.

Spend your points. Outsmart the AI’s squad.

Take control. Make every move yourself.
Share your matchups, show off your home, find your people.
A deterministic battle engine resolves every fight on demonstrated canon feats — then the AI narrates exactly how it plays out. No vibes, no bias.