Bloo (voiced by Keith Ferguson) is the anti-heroic main protagonist of Foster's Home for Imaginary Friends. He is Mac's imaginary friend.
Personality
Bloo is very self-centered, egostic, and narcissistic as well as having a knack for getting in trouble. But despite all this, he still has a good heart and apologizes for his actions. Bloo loves paddle balls even though he cannot make the ball hit the paddle.
Appearance
Bloo has blue skin and resembles a simple domed cylinder.