Giromon

Giromon (ギロモン) is minor characters. He is Ultimate Digimon.

Digimon Adventure 02
In Digimon World Tour, Part 2,

Digimon Adventure:
Giromon is a Digimon that has lived in the wastelands like all other outlaw Digimon. A group of them attacked Cutemon, but Taichi and Greymon defended him. In the fight, Rebellimon managed to kill a few of them, and the only survivor led Boarmon to battle Rebellimon, though they were beaten by Rebellimon and Greymon. And after that survived escaped.