|This article belongs to the Classic Continuity|
They are bulky olive green creatures with a distinctive row of spines reaching from their heads to the bases of their necks. There is a single large spike on the tops of the heads and an even larger one on their backs, somewhat like a dorsal fin. They have wide gills along the bottoms of their necks, as well as narrow red eyes and prominent teeth that are visible even when their mouths are closed.
Powers and AbilitiesProto-TRUK's wing and Kevin's car.
They can't swim through rocky land.
- They are based on sand sharks and Mosasaurs, which are prehistoric marine reptiles.
- They also share traits with the Graboids from the Tremors film series. Both hunt underground, detect loud movements, and ambush prey.