Apocalymon

Apocalymon (アポカリモン, Apoclymon) is the main and final antagonist of Digimon Adventure. He is a Mega Digimon.

Digimon Adventure
In Now Apocalymon,

In The Fate of Two Worlds,

Attacks

 * River of Power (MetalSeadramon)
 * Crimson Lightning (Myotismon)
 * Giga Cannon (Machinedramon)
 * Reverse Digivolve
 * Death Claw
 * Virus Grenades
 * Total Annihilation

Trivia

 * Apocalymon's name comes from the word "apocalypse" which is synonymous with the end of the world.
 * Apocalymon's design is often speculated by fans to be based on Winslow Leech from the 1974 film Phantom of the Paradise.