GeoGreymon

GeoGreymon is a fictional character from the Digimon Savers series, a Champion-level Dinosaur Digimon that digivolves from Agumon.

Description
His appearance is very similar to the original Greymon, but has spikes on the sides of his helmet, different markings, and spikes on his arms.

Digivolution

 * Rookie - Agumon
 * Champion - GeoGreymon