Plesiomon

Plesiomon is a Mega Level Long Neck Dragon Digimon that is named after the Plesiosaurus. He is the Mega form of Gomamon and is also called Preciomon.

Digivolution

 * Fresh (Baby) - Pitimon
 * Baby (In-Training) - Bukamon
 * Child (Rookie) - Gomamon
 * Adult (Champion) - Ikkakumon
 * Perfect (Ultimate) - Zudomon
 * Ultimate (Mega) - Plesiomon

Special Evolution

 * DNA Digivolution (Mega) - Divermon + MegaSeadramon or Whamon Ultimate + Zudomon or Zudomon + WaruSeadramon = Plesiomon

Attacks

 * Sorrow Blue: A soundwave attack.
 * Shaking Pulse
 * Water Tail Blaster: Fires a water jet from his tail.
 * Sand Water Blast

Digimon Tamers
A Plesiomon was among the Mega Level Digimon that appeared to help the Sovereign fight the D-Reaper.