Phantomon

Phantomon is an Ultimate Level ghost Digimon.

Digimon Adventure
Phantomon was first seen as a henchmen of Myotismon. He defeated Greymon and later attacked Yamato Ishida and Sora Takenouchi with Tuskmon and Snimon against Garudamon and Garurumon. He brought in Hikara Kamiya to Myotismon when she surrendered to him. He backed off when Greymon Digivolved to Metal Greymon and was later destroyed by Angemon's Hand of Fate attack which also hit Myotismon.

Digimon 02
A Phantomon was among the many Digimon that crashed Yamato Ishida's concert

Digimon Tamers
A Phantomon was among the shadowed Digimon that wanted Rika Nonaka to tame one of them.

Digimon Frontier
A Phantom was seen at the Trailmon race. Two were servents of Cherubimon that capture the other children before being defeated and purified by Lowemon.