Play either Classic Battle - Free For All or Team 30 times

Play either Knockout - Classic or High Health 30 times

Play either Hold the Gold - Classic or Bare Buns 30 times

Play Underpants Collector multiplayer mode 30 times

Survive 2 minutes in Endless Butt-em-up

Survive 5 minutes in Endless Butt-em-up

Survive 10 minutes in Endless Butt-em-up

Complete all of "The Basics" lessons

Achieve silver for all levels of Underpants Collector Trainee

Achieve gold for all levels of Underpants Collector Trainee

Achieve silver for all levels of Underpants Collector Skilled

Achieve gold for all levels of Underpants Collector Skilled

Achieve silver for all levels of Underpants Collector Pro

Achieve gold for all levels of Underpants Collector Pro

Achieve silver for all levels of Underpants Collector Master

Achieve gold for all levels of Underpants Collector Master

Achieve silver for all levels of Tighty Whitey Targets Trainee

Achieve gold for all levels of Tighty Whitey Targets Trainee

Achieve silver for all levels of Tighty Whitey Targets Skilled

Achieve gold for all levels of Tighty Whitey Targets Skilled

Achieve silver for all levels of Tighty Whitey Targets Pro

Achieve gold for all levels of Tighty Whitey Targets Pro

Achieve silver for all levels of Tighty Whitey Targets Master

Achieve gold for all levels of Tighty Whitey Targets Master

Achieve silver for all levels of Butt-em-up Battles Act 1

Achieve gold for all levels of Butt-em-up Battles Act 1

Achieve silver for all levels of Butt-em-up Battles Act 2

Achieve gold for all levels of Butt-em-up Battles Act 2