The Fixer
From superman.nu: Supermanica
A notorious outlaw who, in collusion with a renegade scientist who has successfully manufactured a chunk of synthetic kryptonite, attempts to annihilate Superman in a kryptonite deathtrap, only to be apprehended by Superman. (S No. 77, Jul/Aug 1952: "The Greatest Pitcher in the World!") (TGSB)
