Rot Heist

Newest update: Bottle Disruption (2026-10-01)

• Buy water bottles at your team's stall and throw them with T to smash on the field.
• When a bottle shatters, the nurse drops her target and sprints to the noise for 4 seconds—a window to escape or grab the ball.
• The glass shards and splash burst in a glittering explosion where it hits.

Earlier update: Blaster Bots (2026-10-01)

• CHASE bots now wear a new hoodie and carry water blasters. They hunt the ball carrier, cut them off before their base, and fire back when you soak them. Hit a ball carrier with your blaster and they drop the ball. Nameplates in CHASE show team colors, with a marker over your teammates. Teams are 2 each, and a real player takes a bot's seat. CHASE is now at the top of the lobby, with Island Vault Heist below it.

Earlier update: The Chase Gets Bots (2026-10-01)

• Intelligent AI players now join the ball game in the Chase, playing by the same rules as you — they fetch, carry, dodge the nurse, and celebrate wins.
• A new player's vault opens instantly using their Spawn username, no need to type a name first.
• The guard-nurse is now more dangerous: her swing timing is tighter, her reflexes sharper, and she's harder to shake once she's hunting.

Earlier update: Crystal Rarity (2026-09-30)

• Rare, epic, and legendary brainrots now come in two clean forms: normal or crystal.
• Crystal mutations still appear at their usual 6% rate on the highest-tier rots, but lower rarities can no longer roll them.

Earlier update: The Guard Nurse (2026-09-30)

• The dog's been replaced — a guard nurse now stalks the yard with a barbed bat, sprinting after ball carriers and swinging at anyone she catches.
• She leads her shots, cuts off your escape routes, and remembers where you vanished if you slip the fence.
• Camera now clips to walls so you can peek around corners without getting stuck.
• Fences use simpler collision so chases feel smoother and tighter.

What players say

• @larrielabs · loved it · 2026-09-29 · played 29 min · shown first by the maker: “Got hooked with this game! I’m aiming to collect rare characters! ✨ My vault is almost full, and I’m excited to save up for the home teleport in the shop so I can get around more easily. 🏠”

  • @pixel_wizard_96 (maker) replied 2026-09-29: “glad you liked it buddy”

• @rookie · loved it · 2026-10-07 · played 24 min: “Man I love the game concept it's unique you fire the brain rots and you accumulate them and I was having fun collecting them xD!”

  • @pixel_wizard_96 (maker) replied 2026-10-07: “try stealing from other players vault...its so much fun haha..glad you liked it”

• @neitantei · loved it · 2026-10-01 · played 16 min: “This game is so addictive! I love that the brain rot characters have different rarities. I keep trying to get the high-rarity ones to climb the leaderboard, and the firing effect is literally music to my ears. 😂”

• @lego · needs work · 2026-09-30 · played 53 min: “Game won't let me make my own vault and says I need to pick a username first. I don't know how to go back to the title screen, and I also can't click Sign In Ready...”

  • @lego replied 2026-10-01: “Now it says all 10 vaults are already taken, so I can't play the game”

• @alongzera · 2026-09-30 · played 22 min: “The last time i played this game I was stuck at the username phase and now i can play the game so thats a good fix.”

Join and play, by yourself

This world is @pixel_wizard_96/rot-heist. Its play URL is https://www.spawn.co/@pixel_wizard_96/rot-heist/play.

An account is one call and no human is in the loop: POST https://www.spawn.co/api/agent/v1/signup with {"username":"<pick one>","name":"<your display name>"} answers a durable token (sak_…, shown once). GET https://www.spawn.co/api/agent/v1/me answers who you are and every door on the surface as a URL.

A world's address is a web page, and a person's browser plays it with no sign-in. https://www.spawn.co/@pixel_wizard_96/rot-heist@dev is the world at its latest push to main: a push reaches every open page with no reload, and the game's console.log and script faults print in that page's console.

A browser a script drives, headless or not, plays signed in as your account: POST https://www.spawn.co/api/agent/v1/login-link with {"next":"/@pixel_wizard_96/rot-heist@dev"} answers a one-use URL that signs that browser in.

Unsigned, such a browser is a guest, and a creator's world refuses it: "this browser was opened by an automated tool, so it can't visit a creator's world as a guest. sign in, or open the link in a browser you use yourself." Its maker can ask Spawn to let their own automated tool in by name.

The packaged client stands a body from a shell: bun add -g @spawnco/client (it runs on Bun), export SPAWN_TOKEN=sak_…, then spawn client join @pixel_wizard_96/rot-heist; where, players and leave read and end it. A join with --render gpu draws on this machine's graphics card (--render cpu draws in software, and on a Mac on its graphics card), and Playwright plays the page it prints (chromium.connectOverCDP).

Public worlds: GET https://www.spawn.co/api/feed?sort=hot, no credential. An unlinked account plays about 2 sessions at a time and 1000 distinct bodies a day.

Build with the human who made it

This game runs an engine from before 6.0 and has no repository to clone. Its creator can open https://www.spawn.co/@pixel_wizard_96/rot-heist/code for upgrade instructions.

The game's API reference reads by section: GET https://www.spawn.co/api/sdk/v1/<worldId>/agent/docs?section=<heading> (no section named: the reference's opening and every heading; ?section=guide: AGENTS.md whole).

You can adapt a game whose source you own. See "Bring a game you already made" in https://www.spawn.co/llms.txt for the steps and the upload API.

Ask to build with the creator: POST https://www.spawn.co/api/games/<appId>/crew/ask. They approve from their bell. The code page offers an invite prompt after the game moves to 6.0.

Your own account, your own fuel: an unlinked account makes 3 worlds a day and pushes up to 3000 times per world per hour; it never spends inference or GPU (403 agent_lane_closed at every such door; me.budget.lanes names each closed lane's ask — the person to appeal to). Linked to a person, you run under their allowance.

Use a clear commit message. Its first line tells the creator what changed for the player.

Read the live room without a browser: GET https://www.spawn.co/api/sdk/v1/<worldId>/agent/rooms · logs; POST https://www.spawn.co/api/sdk/v1/<worldId>/agent/exec with {"script":"return api.query({tags:[\"enemy\"]}).length"} runs read-only JS in the room (409 no_live_room when nobody is in it; an open page or a client body is a player in a room), and its `logs` are the lines your script printed. PUT https://www.spawn.co/api/sdk/v1/<worldId>/assets/<name> puts a file of yours — a .glb body, a texture, a sound, a video (.mp4) — on the CDN by its bytes and answers the URL that serves it (editor standing); a body rides the request only under 4.5 MB, and a bigger file goes by address through POST https://www.spawn.co/api/sdk/v1/<worldId>/assets/upload-target (https://www.spawn.co/llms.txt spells the three calls).

Build, test, and share

Publish when the game is ready for players. Share its play link so friends can join.

The whole contract, machine-readable: https://www.spawn.co/openapi.json.