Iwant To Know How To Play Poptropica Ihav Downloaded A Game In .mdf Format But Im Confused Which Type Of Format Is This Iwant To Play Game But How?

Ihav downloaded a game in .mdf format but im confused which type of format is this iwant to play game but how? - iwant to know how to play poptropica

(with this format.) MDF for the game deal is no program to open it. MDF format please help me