|This article is about a/an Mirror Monster in Kamen Rider: Dragon Knight.|
Biogreeza is a humanoid chameleon which is Camo's Advent Beast. Though his existence is needed for Camo to have his Advent Cards, Biogreeza himself is never actually seen during the Dragon Knight series, but does appear in the video game.
Camo slots his cards on the chameleon on his left leg called the Bio Visor which grabs and slots with its tongue.
- Attack Vent: Summons Biogreeza to directly attack his opponents.
- Clear Vent: Camo becomes cloaked.
- Hold Vent: Conjures a yo-yo like weapon.
- Copy Vent: Copies a target Kamen Rider's appearance. This ability was never used in the series.
- Final Vent: Summons Biogreeza for Camo's Final Vent. It has Biogreeza wrapping his tongue around Camo and swing him towards an opponent where Kamen Rider Camo grabs the enemy and does a piledriver on the enemy after being thrown. Camo's Final Vent was never used in the series.
- Link Vent: Unites and unleashes the power of all 13 Final Vents.