This guy was first seen in 1987 as Brother Leach, and shown in later catalogues as Plasma Gun 2 with part number 070121/50.
Here he is in the April 1988 flyer:






This guy was first seen in 1987 as Brother Leach, and shown in later catalogues as Plasma Gun 2 with part number 070121/50.
Here he is in the April 1988 flyer: