There is a trainer in the sinnoh games and he is named PI Carlos.I know what Carlos is but what is 'PI' ?
>PI is an trainer class if you seen them in platinum ther trainer sprite flips a coin. A Gambler, >Gamer, or PI (Japanese: ギャンブラー Gambler) is a type of Pokémon Trainer that first >debuted in the Generation I games. They are generally depicted as old men with dice and a >dice cup. In Generation IV, they are young men in trenchcoats with coins.
I can send you a link here
I think this will help you Teod53 :)