Poker is a great example where players can be playing very different "meta" levels. You can play the math ("given my cards, what is the probability I have the

Poker is a great example where players can be playing very different "meta" levels. You can play the math ("given my cards, what is the probability I have the best hand on the table?"), play your cash ("are the other players willing to lose the equivalent of a month's income if they are wrong?") or play the other players ("I will let you win a couple low stakes games in order to build your confidence and then clean you out once you start to bet bigger?")