Armored Ventus Nightmare

The Armored Ventus Nightmare is the final boss of Kingdom Hearts 3D: Dream Drop Distance.

Kingdom Hearts 3D: Dream Drop Distance
When Riku travels to Sora's Dive to the Heart, the Nightmare Armor appears out of the darkness and engages him in battle. Upon the Armor's defeat, the darkness covering Sora and his Keyblade cracks and fades away, leaving a comatose Sora behind as he falls into a pool of darkness.

Design
The Armored Ventus Nightmare is Sora clad in Ventus's Keyblade Armor, which is now black in coloration. The Nightmare Dream Eater emblem is emblazoned on the visor. The boss wields Sora's Kingdom Key, which is also colored black, with a reverse grip.

Strategy
The Armored Ventus Nightmare has less health the young Xehanort but often disappears making locking on challenging, one of his abilities turns the background white and sends orbs of darkness towards Riku,

when defeated The Armored Ventus Nightmare and Riku(fused with the dream eaters) clash, repeatedly press A in order to destroy the armour and free Sora