wayback machine bulletin page detailing the terms and prizes for the receipt giveaway .wich included a deck of the psychonauts cards with either the whispering rock tee or plasma ball.
tye dye shirt and cards It seems the cards were both available via receipt as well as through EB games when you preorderd a copy of psychonauts. the tye die shirt was Gamestop exclusive for preorders more details here
scans of the card deck can be found here>
also featured is the raz postcard that was released in 2005 for 30 dollars, alongside signed copies worth $50.