Rival Powered Gaming offers some very intense slots games and some easy to play simple slots games. Bust A Vault slots is one of the easy to play simple classic slots games offering three reels and a single payline. The players is allowed to place up to three coins per bet when playing the real money version of the game or place one or two coins. The coin sizes offered allow for players with low budgets and high budgets. A maximum bet of $15 is possible when using the maximum coin size of $5 per bet and betting all three coins.