Look mum I added achievements
Not unlocked yetComplete a level.
Kill an Innocent
Not unlocked yetKill an innocent bystander for no good reason
Kill Many Innocents
Not unlocked yetKill way more innocent people than is really appropriate.
Blazing Fast Bird
Not unlocked yetComplete a level in 5 seconds or under
Fast Bird
Not unlocked yetComplete a level in 15 seconds or under
Cutting it fine
Not unlocked yetFinish a level with 0% battery
Bleeding heart
Not unlocked yetFinish a level without killing anyone but the target
Birds are real
Not unlocked yetFinish the game
Dodged the Dodged the tumbleweed
Not unlocked yetFinish a western level
Agent-BirdySeven
Not unlocked yetComplete the first 5 levels with only one shot per level
The tortoise wins in the end
Not unlocked yetComplete every level without boosting
Loud Bird
Not unlocked yetComplete every level without disguise