MegaGargomon

MegaGargomon is a Mechanoid-type, the Mega form of Terriermon. His speed is quite slow but because part of his energy has entirely turned into power, he possesses unimaginable destructive strength. In the Japanese version, he is known as SaintGalgomon. His size and heavy arsenal give him appeareance of a mecha.

Abilities
His entire body can become a cluster of weapons.

Digimon Tamers
MegaGargomon was formed when Henry Biomerged with Terriermon during the fight with the Sovereign, Zhuqiaomon. He later participated in the battles with the D-Reaper, and used the Juggernaut program downloaded by Hypnos to defeat it.

Runaway Locomon
MegaGargomon helped in dealing with the invading Parasimon. But the Tamers were outnumbered and were losing, until Gallantmon Crimson Mode was able to seal up the hole the Parasimon came from, causing the the remaining ones to be destroyed.