Blue-Eyes UltimateDramon is a Mega (Ultimate in the japanese versions) Digimon that is partners with Seto Kaiba which appears in a Upcoming Digimon & Yu-Gi-Oh! Crossover made by Ryuu the Ancient Keyblade Master.
This digimon is a digivolved form of Blue-Eyes WhiteDramon takes on the form of the card, Blue-Eyes Ultimate Dragon. This digimon was created during the battle against Lilithmon in the Realm of Shadows.
It unleashs three massive beams of dragonic energy from all three of its mouths at its foes.
All three heads roar outloud that will stun almost any foe in fear.