Polychain Monsters
Status last verified 2026-10-12 · next review due 2027-04-10 · how we verify
Polychain Monsters is a fighting blockchain game on Ethereum by Polychain Monsters / Protocol Monster Labs, first playable 2021. It runs on browser; free to start (owned assets are purchasable); a wallet is only required to own assets. In-game economy: playable assets NFTs; asset types: Polychain Monster NFTs, booster packs; multiple in-game tokens.
| Studio | Polychain Monsters / Protocol Monster Labs |
|---|---|
| Chain | Ethereum + BNB Chain — PMON token and animated monster NFTs; on-chain battles moved to Oasis Sapphire |
| First playable | 2021 |
| Genres | fighting |
| Platforms | browser |
| Wallet | required for assets |
| Free to play | free with assets |
| NFT usage | playable assets |
| Token usage | multiple |
| Access | Monster NFTs from booster packs are the playable roster — battle client still served at battle.polychainmonsters.com |
Collectible auto-battler (ex-Polkamon) — rebranded to Protocol Monster Labs in June 2024 with collectibles spinning out as Yunipals; the fully on-chain battle client still runs on Oasis Sapphire while the marketing domain is dead.
Status note: Rebranded to Protocol Monster Labs (June 2024); monster collectibles became the Yunipals brand and PMON migrated to a single chain. The battle client at battle.polychainmonsters.com still serves.
Collections: NFT Games on Ethereum and its L2s · NFT Games You Can Play in a Browser · NFT Fighting Games · Free-to-Play NFT Games · All verified games
Sources#
Evidence for this record, verified 2026-10-12. Per-source dates show when the automated watcher last fetched the page — an observation, not a re-verification.
- battle.polychainmonsters.com/ · last checked 2026-10-12
- www.coincarp.com/currencies/announcement/polkamon-rebranding-to-protocol-monster-labs/ · last checked 2026-10-12
- github.com/protocolmon/on-chain-battles · last checked 2026-10-12
- neonewstoday.com/events/transcript-polychain-monsters-discusses-its-collectible-booster-packs-on · last checked 2026-10-12