ERC-1155
ERC-1155 is the multi-token standard: one contract managing fungible, non-fungible, and semi-fungible items together — game swords (identical), tournament
ERC-1155 is the multi-token standard: one contract managing fungible, non-fungible, and semi-fungible items together — game swords (identical), tournament trophies (unique), and everything between. Batch transfers move many item types in a single transaction, slashing gas costs.
Why it matters
It’s the workhorse standard for gaming and large collections, where one-contract-per-item (ERC-721 style) would be ruinously expensive. For collectors the practical difference is small; for builders it’s the difference between a viable game economy and one eaten alive by fees.