Snaptrap

Snaptrap was a piece to Nautilator.

Transformers: Generation 1
Snaptrap was nicknamed "Bucther of the Bogs" after he scrapped the entire rigament of Autobots in the Toxic Sludge Swamps of Cybertron. He creates havoc and chaos wherever he goes off to. When Snaptrap transforms into a tortoise, he gets improverous at weapon fire. Durabyllium-steel alloy armor shields his entire body. Snaptrap appeared in 18 comic books and 18 cartoon episodes. With his fellow friends, they turn to Piranacon.

Transformers: Warriors
The Seacons appeared in issue #73, Chaos at Sea. Ultra Magnus tries to defeat Snaptrap, but his armor stopped him. Snaptrap hates Quake getting in his way.