BombMan (use buster or CutMan)
GutsMan (use BombMan o ElecMan)
ElecMan (Use GutsMan or FireMan)
FireMan (Use ElecMan or CutMan)
IceMan (Use FireMan or CutMan)
CutMan (Use IceMan or Buster)

The Corrupt Devil (Use CutMan or FireMan)
Copy-Robot (Use Buster)
CWU15P (Use GutsMan and ElecMan)
Wily Machine 1 (Use FireMan or ElecMan)