Much of the appeal of poker lies in role-playing.
It doesn't matter if you're sat in a fetid common room playing for matches or round your buddy's kitchen table for plastic chips. In your mind you're the debonair playboy (or girl) playing for high stakes at a classy Monaco casino.
Developer Gaia took this role-playing link to an illogical but fun conclusion in the first iPhone Sword & Poker. That game's unusual mix of royal flushes and turn-based battles proved to be an unexpected delight.