Omaha is considered, by some, to be the hardest game of Poker to master. Of all of the different games of Poker, Omaha is for many the hardest to learn to play and the hardest to bluff in. It is played most often at fixed limits, like Texas Hold'em and pot limit.
Professional poker player Daniel Negreanu has always found tournament poker to be more exciting than cash games because in tournaments, you can win a trophy or a big prize while still playing your chosen style of poker, like hold'em.