Zero

"“I will make you drown in black.” —Zero" Zero (零黒ゼーロ) is a character who first appeared in a four-part team-up special in Young Braves Brigade and All-Star Taimanin as a mysterious new foe who leads the Zero Society before later revealing to be the son of the Incubus King Ryuuji Kuroi and the lost legendary Taimanin Shiranui Mizuki. He has the ability to transform into the black dragon kaiju of infinite power Genmu Emperor.

Abilities
Zero is a very powerful individual who is an extremely difficult adversary to face.
 * Wielding Infinite Power – Sealed within Zero's body is the infinite power (無限力) that is fully manifested with his kaiju form Genmu Emperor.
 * Unlimited energy recovery – With its energy maxed to infinity, Genmu Emperor never depletes its energy in battle when tapped to its infinite potential.
 * Superhuman Strength –
 * Superhuman Agility –
 * Levitation/Flight – Zero can float from the ground and fly.
 * Barrier projection – Zero can conjure force fields to nullify or reflect back attacks of its enemies.
 * Water elemental powers – Because of the abilities inherited by his mother Shiranui, to some extent, he can use water elemental powers to create illusions, unleash twisters or other means.
 * Illusion – Zero can conjure illusions to fool the visions of his opponents.
 * Mirror image – He can also conjure multiple copies of himelf.
 * Kaiju Transformation – Zero can transform into the dragon kaiju of infinite power Genmu Emperor.

Quotes

 * “I will make you drown in black.” (お前、黒に沈めてやる)
 * “Everything will drown in black… the sky… the land… the rivers… and the sea… Special Kaiju Henshin! Infinite Nightmare… Mugen Climb! Infinite Dragon GENMU EMPEROR!!” (すべて、黒に沈める……空を…大地も…川も…海も……スペシャル…怪獣…変身！無限の悪夢…ムゲンクライム！∞龍ゲンムエンペラァァァァッ！！)