"Cheerful" is a challenge from Tiny Tina's Assault on Dragon Keep DLC
Completion[edit]
To complete this challenge you need to kill Treants anywhere in the Tiny Tina's Assault on Dragon Keep DLC. They are most commonly found on The Forest.
Ranks and Rewards[edit]
Lv 1 - Kill 10 Treants
Badass Ranks: 1
Lv 2 - Kill 25 Treants
Badass Ranks: 5
Lv 3 - Kill 50 Treants
Badass Ranks: 10
Lv 4 - Kill 80 Treants
Badass Ranks: 50
Lv 5 - Kill 120 Treants
Badass Ranks: 100