In summary After winning a costly legislative fight last year against rival card rooms, California’s tribes got lawmakers to ban a type of online sweepstakes. How the sweepstakes games workThis year’s measure attacks companies offering a style of gaming that’s exclusively online — and already offered in California. Sweepstakes coins are provided to players as a “bonus” with the purchase of gold coins, through promotions or as complimentary rewards. The virtual sweepstakes games are exploding in popularity. The online gaming companies argue that their games are safe to play.