Diamond Dust Zone Badnik 3
From Sonic Retro
Amongst the more realistic-looking of Robotnik's criminal travesties of nature, this badnik simply waddles back and forth along a straight diagonal. It can only harm Sonic if the hedgehog walks straight into it; smash it with a spin jump or spin roll to recover its organic battery power source, a Flicky, and make Flickies' Island a slightly less dangerous place.
This badnik is part of a long line of penguin mechas, including: