Jewel in the Crown is an extremely popular game which gives you the choice to play a standard or super game.

Three odd or three even gambles in a row award a Skill Bonus
Super Spins feature will automatically activate when playing the pre-gamble super game
With Super Spins activated, use spins when on a bad number, which may help your next Hi/Lo gamble
Look out for the Button Basher feature, each bashed button increases cash prize, any misses will decrease prize
Playing pre-game gamble doubles cash values on ladder
Look out for the super skill shot from bonus, a good chance to earn big money
Lighting all three super feature diamonds awards invincibility