Just added:
Jigsaw; The Man of a Thousand Parts.
Long before "Cyborg", long before "The Six Million Dollar Man", this astronaut's body was built with futuristic technology. The Harvey Comics series lasted two issues.
Super Duper: a hautingly familar caped super-hero from the Homer Price series by Robert McCloskey.
A couple of you older guys are going "Hey, Homer Price," while everybody else is going "Who?".