Egg Cube

Egg Cube is the boss of the Toy Kingdom in Sonic Advance 3.

Dr.Eggman with this machine will be on the right side of the area moving attempting to move forward, stay in front of him and wait for the cockpit to come out, after that happens you can hit Eggman on the cockpit.

The Egg Cube will constantly shoot three enemies at you, while at the same time, Gemerl comes at you in either a rocket or ball form.

Every time you hit him, he will get pushed back untilit falls into a pit and explodes and Eggman will fly away with a damaged Gemerl hanging on the Egg Mobile.