6989-1 (Inv) Mega Core Magnetizer / Multi Core Magnetizer 473 Parts, 3 Minifigures, 1990 Sets: Space: M:Tron
* Add 1 Part 2447 Trans-Neon Green Minifig, Visor Standard (Extra)
Comments from Submitter:
Kept in the small crate as filler, since the day I built it almost 30 years ago (the set was never disassembled nor mixed with others).