Celestial Digimon

In Digimon Frontier the Three Celestial Digimon: Cherubimon, Seraphimon, and Ophanimon are the three great angels chosen to maintain the balance of the Digital World.

Digimon Frontier
The Celestial Digimon assume their roles after Lucemon was defeated and the Ancient Warriors using their data to create the Spirit of the Legendary Warriors. They were trusted with the Human Spirits: Five (Darkness, Steel, Water, Earth, Wood) were given to Cherubimon, two (Light & Wind) were given to Seraphimon, and the remaining three (Fire, Thunder, Ice) were given to Ophanimon. Cherubimon was responsible for chronicling all events of the Digital World, Seraphimon was in charged of making laws for all Digimon to follow, and Ophanimon was responsible for the nurturing of the Digital World. The peace in the Digital World would soon be broken when Cherubimon would be corrupted by Lucemon's darkness.

By the end of the series, all three Celestial Digimon were destroyed and reborn into Patamon, Salamon, & Lopmon.

Triva
Each of Celestial Digimon were named after a high rank among Angels. Seraph, Cherub, & Ophan.