LEGO 40580 Blacktron Invader: Nostalgie Space-Set als GWP?
Invader : Set 6894-1 | BrickLink
Lego Space Blacktron I Set 6894 Invader 100% complete 1987 | eBay
After digging through a box of gifted LEGO for hours and only one piece of the instruction booklet left, I finally completed this. 6894 Blacktron Invader : r/lego
Vintage 1987 LEGO Blacktron Invader reviewed -- The original set 6894! - YouTube