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Firmament Sky (天空のスカイ, Tenkū no Sukai) was a ninja from the Ninja Village. He was from the 27th graduating class and a member of the Heavenly Ninja Party.


Firmament Sky was man with medium-length, light-colored hair. He wore a polka-dotted shirt and a domino mask over his eyes. He also wore normal jeans, which had a bundle of up to seven different katanas attached to the belt.


Firmament Sky graduated from the 27th Ninja Village class, known as "United Force," like Multicolored Rainbow. He joined the Heavenly Ninja Party at some point in time.


Neo Heroes SagaEdit

Ninjas ArcEdit

Abilities and PowersEdit

As a graduate of the Ninja Village and a member of the Heavenly Ninja Party, Firmament Sky is a very powerful ninja. He, along with several other ninja, were able to easily overpower Sonic's Shadow Burial clones. However, he was ultimately killed during the battle.

Physical AbilitiesEdit

Immense Strength: As a graduate of The Village, it's safe to assume that he has very impressive physical strength.

Immense Speed and Reflexes: Firmament Sky has very impressive speed, being able to keep up with Sonic and effortlessly overpower Sonic's Shadow clones. He was also able to trade blows with Flashy Flash before being killed.

Fighting StyleEdit


Katanas: Firmament Sky carries at least seven katanas, and fights using two at a time. Sonic was able to steal two of his swords, but Sky unsheathed two more swords from his belt. He did not utilize the other three.

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