Psy's Domain!
Onyxx's Room

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Name: Onyxx
Real Name: Sidney Green
Previous Names: None
Current Team Affiliation: None
Previous Team Affiliation: Young X-Men, Chevaliers
First Appearance: X-Men (Vol. 2) #171
Death Occurrence: X-Force (Vol. 3) #23
Brief Description of Powers and Abilities: Rock Body, Durability, Strength
Source of Powers: Human Mutant
Note: Onyxx was jealous of Gambit over Foxx.
Currently: Onyxx was killed by Wither.
Cross References: None

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