If you have Mario Tennis 64 and a Transfer Pak, it's the one thing you can do to take that game to the next level, by unlocking another set of characters, as you can put two sets of player-characters on there, stats and all, and earn more EXP by clearing matches and tournaments and such
However, the guy who warned of sore thumbs is right. Play this one on the GBA with backwards combatibility, it'll kill your thumbs with tiny GBC layout

Monster Hunter: pissing me off since 2010.







