- $32.99 Red Monster Mad Scientist Gray Pants Vintage 1987 Arco Action Figure
- $65.00 1986 Vintage Mattel MAD SCIENTIST Monster Lab PLAYSET creature SKELETON Arco !!!
- $15.99 1986 Mattel Mad Scientist Monster Lab Base Mixing Unit Station Copper Color
- $12.75 1986 Mattel Mad Scientist Monster Lab Base Mixing Unit Station Copper Color
- $1.99 Mad Scientist Monster Lab Playset Part Club Mace Mattel 1986
- $2.99 Mad Scientist Monster Lab Playset Part Club Mace Mattel 1986
- $10.00 Mad Scientist Monster Lab Playset Part Club and Axe Mattel 1986 Set