I tried chatGPT4 for this and, for some unknown reason went to super slow mode and started to list web3 games. I guess those can be gambling too:
Here are some popular on-chain gambling games:
CryptoKitties: A game where players can buy, sell, and breed digital cats using Ethereum blockchain.
Decentraland: A virtual reality platform where players can buy virtual land, build virtual objects and host games on their land.
Gods Unchained: A blockchain-based trading card game where players can collect, trade, and play with unique digital cards.
0xUniverse: A blockchain-based strategy game where players can explore the galaxy, discover new planets, and trade resources with other players.
Augur: A decentralized prediction market platform where users can bet on the outcome of real-world events.
Fomo3D: A blockchain-based game of chance where players can buy keys and compete for a jackpot by being the last person to buy a key.
Cryptosports: A blockchain-based sports betting platform where users can bet on various sports events and earn rewards for accurate predictions.
EarnBet: A blockchain-based casino where players can play various casino games and earn BET tokens for participating.
FunFair: A blockchain-based platform for creating and hosting fair and transparent casino games.
TrueFlip: A blockchain-based lottery platform where players can purchase tickets and win prizes in various cryptocurrencies.
Note: Please be aware that gambling can be addictive and may cause harm to some individuals. Always gamble responsibly and within your limits.