Oops, He's a Smeet

Our story starts on The Massive, home to the Irken Armada as well as the Almighty tallest. Everything has been going great, no more rebels, snacks were plentiful, and most of all- No more Zim. The little invader hadn't bothered them in a long while. Things were finally looking up for the Irken empire after getting rid of their #1 menace. Or so they thought