H.O.R.S.E. is a form of poker commonly played at the high stakes tables of casinos. It consists of rounds of different poker variations. In H.O.R.S.E. they are cycling among:

• Texas Hold 'em
• Omaha eight or better
• Razz
• Seven card Stud
• Seven card stud Eight or better

H.O.R.S.E. is a limit game, including hold 'em. However, in some tournament situations (such as the 2006 World Series of Poker event), the final table is no-limit hold 'em.