Legend of the Guardians: The Owls of Ga'hoole
51 Achievements
14-18h
PS3
As the Crow Flies
Defeat 20 Crows
35.5%
How to unlock the As the Crow Flies achievement in Legend of the Guardians: The Owls of Ga'hoole - Definitive Guide
Cauchy
This will come naturally as you progress through the game, as long as you aren't actively avoiding any battles.