However, even if the player manages to destroy these Badniks, they do not have Animals inside of them, which is tradition in Master System and Game Gear titles. Caterkillers also have a movement pattern identical to their 16-bit counterparts they crawl along the ground slowly and the only vulnerable spot on their spiked bodies are their heads. In Sonic the Hedgehog (8-bit), Caterkillers only appear in Scrap Brain Zone as enemies. Should the player manage to destroy a Caterkiller properly, they will be rewarded with 100 points. If the player destroys a Caterkiller in this way, an Animal will not be freed unless the player manages to destroy the head before it bounces off the screen. To defeat a Caterkiller, the player must Spin Jump onto its head or roll into it with the Spin Attack otherwise, the player will take damage and scatter the Caterkiller's segments all over the place. In gameplay, Caterkillers crawl slowly along the ground. In this game, they appear in Marble Zone and Scrap Brain Zone. This time around, this Badnik is referred to as Caterkiller ( ナール, Nāru ?, lit. The first appearance of this Badnik was in Sonic the Hedgehog (16-bit), where it served as an enemy. Game appearances Sonic the Hedgehog (16-bit)Ĭaterkiller's concept art in Sonic the Hedgehog (1991). They are mainly purple in color, with white fangs in their mouths and gray underbellies, and the tops of their antennae are yellow. They also have two antennae located at the tip of their heads. Their body in particular consist of four spherical segments with curved yellow spikes on the sides. Caterkillers are based on real-life caterpillars, both in shape and in the way they move across the ground, stretching their body parts up and down to crawl.