Phelesmon

Phelesmon is a fictional character from the Digimon franchise. It is an Ultimate Level Digimon of the Fallen Angel type. The part of Pheles comes from the name of Mephistopheles the devil from the German Mytholgy of Faust. Phelesmon shares it's name origin with Mephistomon. Phelesmon is rumored to be the Ultimate form of Impmon, however, this fact can not be concluded at this time, due to the fact that Impmon only Warp Digivolved during Digimon Tamers to Beelzemon, however, it should be also noted at this time Phelesmon can not digivolve into Beelzemon.

Evolution
Champion (Adult)- Boogeymon Ultimate (Perfect)- Phelesmon Mega (Ultimate)- Daemon

Special evolution

 * DNA Digivolution (Ultimate) - Devimon + Vilemon or Stingmon + Ponchomon or Yasyamon + Airdramon = Phelesmon
 * DNA Digivolution (Mega) - SkullGreymon + Phelesmon = Chaosdramon

Attacks

 * Demon's Shout
 * Black Statue