onchain reaction

About A realtime Chain Reaction game with USDC prize pools,,,

onchain reaction

Created At

HackMoney 2026

Project Description

onchain chain reaction ๐ŸŽฎ place orbs โ†’ cells explode โ†’ colors flip โ†’ someone cries. winner takes all USDC. real-time PvP on Base .let's get chaotic.Onchain Reaction Chain Reactionโ€ฆ but onchain, realtime, and with USDC stakes. This is a multiplayer Chain Reaction (Orbs) game that runs partly onchain and partly on SpacetimeDB. You place orbs, things explode, players compete, winner takes the USDC pot.

How it's Made

What the App Actually Does โœ” Real-time online matches SpacetimeDB handles turns, animations, eliminations โ€” zero lag. โœ” Onchain USDC stakes Create a match โ†’ set entry fee โ†’ players deposit โ†’ winner claims onchain. โœ” Built on Base Fast, low-cost transactions on Ethereum L2. Uses Base Builder Codes for onchain attribution. โœ” Tokens: USDC & $JESSE Play with stablecoins or meme tokens. โœ” Local multiplayer Old-school: two to five players on the same device. โœ” Clean UI Doodle-style board, smooth orbs, accessible design. โœ” Oracle service A tiny background worker that finalizes SpacetimeDB games on-chain. โœ” Farcaster Native Seamless login with Farcaster (SIWF). Works perfectly as a Frame or Miniapp. ๐Ÿ›  Tech Stack (as it is, not sugar-coated) Frontend Next.js (App Router) React + Typescript Tailwind Framer Motion Wagmi + Viem + ox Farcaster Miniapp SDK Backend SpacetimeDB (Rust) โ†’ realtime game logic Solidity contracts โ†’ deposits, payouts, escrow Node oracle โ†’ listens to Spacetime

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