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.

There is some evidence that professional poker players tend to have higher than average IQs, though poker skill involves multiple factors beyond raw intelligence: A study of young poker players found their mean IQ was 112, compared to a norm mean of 100. Players identified as "experts" had a mean IQ around 120.