Angryverse/Zain

Zain has never been one of the beautiful people on Bird Island, but he sure likes to dine on them! He wishes he was bigger and had more middle feathers.

He is also a vampire

Angry Birds Evolution
Zain is a character that can be unlocked in the Hatchery

Angry Birds 2
Zain makes a special guest appearance in Angry Birds 2 in the Angry Birds Evolution Spell event where the player could launch Batty Bats off the slingshot and a bunch of them would fall from the sky.