Chain-Bet.com is an on-chain gambling game with 0% house edge and 16x winning possibility. It allows players to chose any of the hexadecimal digits from 0 to f and place a bet on that. If the bet transaction is included in a block hash, where last hexadecimal digit is same as of the chosen one, player wins 16 times of his/her bet amount. Bet amount can be anything between 0.0005 BTC to 1 BTC. Maximum 16 BTC can be won in one bet. The game is provably fair and all bets are independently verifiable over bitcoin blockchain.
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Promo video – Chain-bet.com