Episode 71 of The Trigan Empire
The Killer
aka De tirannie van Orismo (Dutch title)
The Tyranny of Orismo (Dutch title, translated)
The Killer was originally published in 4 installments in issues 840 (18 February 1978) to 843 (11 March 1978) of Look and Learn magazine.
Installments
840 841 842 843
Links
Plot summary (Dutch)