User Summary There are two Munchkin thumb drives: Munchkin Opposable Thumb Drive (fantasy theme) Munchkin Zombies Removable Thumb Drive (zombie theme) Munchkin Opposable Thumb Drive Since this thumb drive is "opposable," you can pull it out once per game during your Looking For Trouble phase and fight it like a monster. Its level is equal to the last two digits of the current year. If you defeat the Opposable Thumb Drive, you get 1 level and 1 Treasure. Its Bad Stuff is "Reformatted! You are dead." Munchkin Zombies Removable Thumb Drive Once per game, you may remove a monster from combat and place the Monster card in your hand. It grants neither levels nor treasure. If this was the only monster in the fight, the combat ends immediately. The current player may Loot The Room, but may not Look For Trouble. Rules from the World of Munchkin website. Both are 2GB in size and are fully functional flash drives. Part of the Munchkin series.