Raremon

Raremon (レアモン) is one of the minor characters of the Digimon Adventure, Digimon Adventure 02, Digimon Adventure tri. and Digimon Adventure:. He is Champion Level Digimon.

Digimon Adventure
In The Eighth Digivice,

Digimon Adventure 02
In Digimon World Tour, Part 2,

Digimon Adventure:
Raremon is a Digimon who lived in a place full of garbage that came from Earth. It has been responsible for the destruction of Chuumon, except for one who works with Garbagemon. When Garbagemon fired it with an ice bullet and it froze, the effect of the black lightning made it then develop into RareRaremon.