Retro Achievement for Bio Hazard Battle

Stage 1 : Reentry

Stage 2 : City Ruins

Stage 3 : Forest

Stage 1 : Reentry (Hardest)

Implosion Pods

Fire Petal

Spin Laser

Plasma Ring

Seeker Laser

Nova

Bond

Stage 2 Secret

Stage 3 Secret

Stage 4 Secret

Stage 5 Secret

Stage 7 Secret

Stage 8 Secret

Stage 4 : Bauxite Mine

Stage 5 : Oceania

Stage 6 : Flying Destroyer

Stage 7 : Biowar Lab Grounds

Stage 2 : City Ruins (Hardest)

Stage 3 : Forest (Hardest)

Stage 6 : Flying Destroyer (Hardest)

Stage 8 : Biowar Lab Core

Biowarrior

Stage 4 : Bauxite Mine (Hardest)

Stage 5 : Oceania (Hardest)

Stage 7 : Biowar Lab Grounds (Hardest)

Stage 8 : Biowar Lab Core (Hardest)