Angewomon

Angewomon is Ultimate form of Salamon.

Digimon Adventure
In Wizardmon's Gift,

In Prophecy,

In The Battle for Earth,

In Enter The Dark Masters,

In Ogremon's Honor,

In The Crest of Light,

In Joe's Battle,

In Piedmon's Last Jest,

In Now Apocalymon,

In The Fate of Two Worlds,

Digimon Adventure 02
In His Master's Voice,

In Digimon World Tour, Part 1,

In Invasion of the Daemon Corps,

In The Last Temptation of the DigiDestined,

Future
Gatomon digivolve to Angewomon and then digivolve again to her mega form, Magnadramon.