Full list of all 21 League of Evil achievements worth 1,000 gamerscore. It takes around 3-4 hours to unlock all of the achievements on Xbox One.
Get 3 stars in all missions on chapter 3
Collect all briefcases on chapter 3
Complete all missions on chapter 3
Collect all briefcases on chapter 2
Defeat 250 enemies
Collect 100 briefcases
Complete 100 missions
Get 3 stars in 100 missions
Get 3 stars in all missions on chapter 2
Complete all missions on chapter 2
Defeat 100 enemies
Get 3 stars in all missions on chapter 1
Collect all briefcases on chapter 1
Complete all missions on chapter 1
Complete 50 missions
Get 3 stars in 50 missions
Collect 50 briefcases
Defeat 50 enemies
Complete 25 missions
Get 3 stars in 25 missions
Collect 25 briefcases