Angry Birds Duo is one of the first multiplayer Angry Birds games, and will be released August 5, 2013.
Their are two slingshots with two lines of birds, one bird paired with another, tap to activate their powers, but if both players tap at the same time, the birds will perform a special power that decimates Pigs.
Red Bird: Screams.
Blue Birds: split into three.
Yellow Bird: Speeds up
Black Bird: Explodes
White Bird:Explode Egg
Big Brother Bird:Screams
All Pigs in Angry Birds: Wrath of the Pigs except for Giga Pig
Red + Blue
Red + Yellow
Black + YELLOW
Black + Red
Poached Eggs (30 levels, 2 themes)
Mighty Hoax (50 levels, 4 themes)