Ethereum is the second-most-accepted coin at crypto casinos and increasingly the preferred deposit method for players who value fast finality and low fees. A native ETH deposit confirms in roughly 15 seconds under normal network load, and the top casinos we cover credit deposits after 12 confirmations (about three minutes). Withdrawal processing is similarly quick — under 30 minutes end-to-end at the fastest operators. Where Ethereum casinos really differ from Bitcoin-only sites is Layer-2 support: casinos that accept deposits on Arbitrum, Optimism, Base, or Polygon zkEVM cut network fees from $2–$15 down to a few cents, which matters enormously for smaller bankrolls. We check L2 support explicitly and reward casinos that let you withdraw to a Layer-2 network as well as deposit from one. On the games side, Ethereum casinos often integrate provably-fair originals — Crash, Plinko, Dice, Mines, Limbo — alongside standard slot libraries from Pragmatic Play, Nolimit City, Hacksaw and others. A subset of ETH-forward casinos also allow ERC-20 stablecoin (USDT, USDC, DAI) deposits, which we treat as a separate category. Bonus structures for Ethereum tend to mirror Bitcoin offers, but watch for casinos that quote a large ETH-denominated match that caps out at a much smaller fiat amount once you read the terms. Every casino here holds a valid license, publishes clear KYC thresholds, and has passed our withdrawal-time test at least twice in the last 90 days. Rankings are updated when we see material changes — new bonuses, license moves, or reader-reported payout issues.