A mutant "friend!" created from an experiment makes its appearance!?
The fourth installment in the series features a cast of unique and colorful characters!

4 types in total
- Experiment Subject B-O3's Friend! (Failure) (approx. H60mm) - Experiment Subject B-05's Friend! (Failure) (approx. H57mm) - Experiment Subject B-33's Friend! (Failure) (approx. H70mm) - Experiment Subject B-72's Friend! (Failure) (approx. H62mm)