Ultimate Underwearrior
Survive 10 minutes in Endless Butt-em-up
100 ✓ May 29th, 2019
29.0% · Common
Able Underwearrior
Survive 5 minutes in Endless Butt-em-up
50 ✓ May 29th, 2019
30.5% · Common
Underpants Collector Trainee - Gold
Achieve gold for all levels of Underpants Collector Trainee
40 ✓ May 29th, 2019
31.0% · Common
Tighty Whitey Targets Trainee - Gold
Achieve gold for all levels of Tighty Whitey Targets Trainee
40 ✓ June 23rd, 2019
28.5% · Common
Butt-em-up Battles Act 1 - Gold
Achieve gold for all levels of Butt-em-up Battles Act 1
40 ✓ May 28th, 2019
29.8% · Common
Underpants Collector Trainee - Silver
Achieve silver for all levels of Underpants Collector Trainee
30 ✓ May 29th, 2019
31.8% · Common
Tighty Whitey Targets Trainee - Silver
Achieve silver for all levels of Tighty Whitey Targets Trainee
30 ✓ June 23rd, 2019
28.8% · Common
Butt-em-up Battles Act 1 - Silver
Achieve silver for all levels of Butt-em-up Battles Act 1
30 ✓ May 28th, 2019
31.5% · Common
Apprentice Underwearrior
Survive 2 minutes in Endless Butt-em-up
25 ✓ May 29th, 2019
34.8% · Common
Battle Tested
Play either Classic Battle - Free For All or Team 30 times
20 ✓ May 28th, 2019
31.4% · Common
KO
Play either Knockout - Classic or High Health 30 times
20 ✓ May 28th, 2019
30.1% · Common
Golden Achiever
Play either Hold the Gold - Classic or Bare Buns 30 times
20 ✓ May 29th, 2019
28.5% · Common
Patient Player
Wait 15 minutes in the "Choose Your Underwearrior" screen
15 ✓ May 28th, 2019
31.5% · Common
BOGUS
Discover BOGUS
10 ✓ May 29th, 2019
36.1% · Common
Thank You!
Watch the credits till the end
10 ✓ May 29th, 2019
29.6% · Common
The Basics
Complete all of "The Basics" lessons
10 ✓ May 28th, 2019
51.5% · Common
Butt-em-up Battles Act 2 - Gold
Achieve gold for all levels of Butt-em-up Battles Act 2
40 28.4% · Common
Underpants Collector Skilled - Gold
Achieve gold for all levels of Underpants Collector Skilled
40 27.9% · Common
Underpants Collector Pro - Gold
Achieve gold for all levels of Underpants Collector Pro
40 27.6% · Common
Underpants Collector Master - Gold
Achieve gold for all levels of Underpants Collector Master
40 27.5% · Common
Tighty Whitey Targets Skilled - Gold
Achieve gold for all levels of Tighty Whitey Targets Skilled
40 27.8% · Common
Tighty Whitey Targets Pro - Gold
Achieve gold for all levels of Tighty Whitey Targets Pro
40 27.6% · Common
Tighty Whitey Targets Master - Gold
Achieve gold for all levels of Tighty Whitey Targets Master
40 27.4% · Common
Underpants Collector Skilled - Silver
Achieve silver for all levels of Underpants Collector Skilled
30 28.0% · Common
Underpants Collector Pro - Silver
Achieve silver for all levels of Underpants Collector Pro
30 27.6% · Common
Underpants Collector Master - Silver
Achieve silver for all levels of Underpants Collector Master
30 27.5% · Common
Tighty Whitey Targets Skilled - Silver
Achieve silver for all levels of Tighty Whitey Targets Skilled
30 28.0% · Common
Tighty Whitey Targets Pro - Silver
Achieve silver for all levels of Tighty Whitey Targets Pro
30 27.5% · Common
Tighty Whitey Targets Master - Silver
Achieve silver for all levels of Tighty Whitey Targets Master
30 27.5% · Common
Butt-em-up Battles Act 2 - Silver
Achieve silver for all levels of Butt-em-up Battles Act 2
30 28.5% · Common
Underpants Enthusiast
Play Underpants Collector multiplayer mode 30 times
20 28.1% · Common