Guardromon

Guardromon is one of the minor characters of Digimon Adventure, Digimon Adventure 02 and Digimon Adventure:. He is Champion Digimon.

Digimon Adventure
In The Ultimate Clash,

Digimon Adventure 02
In Guardian Angel,

In A Million Points of Light,

Digimon Adventure:
It protected Mimi Tachikawa and Palmon from Andromon, and it sacrifices itself for them.