MightGreymon is a Light Dragon Digimon of the Greymon family. He accumulates solar energy in his body in order to fight with all fire, light, immortality, water and is able to summon the "FireGrey Sword". He is another Mega form of Agumon along with WarGreymon, VictoryGreymon and ShineGreymon. MightGreymon also displays great power and determination in his battles against Machinedramon, Cherubimon (Virus), and the Lucemon Chaos Mode. He has a power of Omnimon.
- Supreme Burst: Spreads his dragon wings and fires the light dragon-shaped immortality energy which he has concentrated to the utmost limit.
- Hydro Cannon: Fires blue fire-like water at foes. If fully charged with datas of human positive emotions, it can take out armies of Mega-level Digimon. The cannon may also be fired as ice energy, in ball, water, and beam form.
- Dragon Burst: A blast of blue dragon-shaped energy from the cannon on his chest.
- FireGrey Sword: Slashes with the Grey Sword with chinese dragon-shaped markings, sometimes releasing a shockwave cut. It is durable enough to endure more than 200 attacks from the Demon Lord Digimon. The Sword may also emit flame from its edges.
- Waterstorm: MightGreymon glows himself very blue and then creates a huge blue tidal wave and crashes it down on the foe.
Variations / Subspecies