for me it cost $20 at walmart
Most are typicallly sold from 1-15 dollars depending on supply and popularity.
There were over 1.51 billion PS2 games sold and they can cost free or under a dollar to collectible prices for some games that are never meant to be played and only saved as a new packaged...
if your buying them new it depends on the type of game .if your buy used it depends on how rere the game is
What game some are $30 newly released and some are less