List of comic book supervillain debuts

Columns: Character / Team | Year Debuted | Company | Creator/s | First Appearance
Maelstrom | 1981 | Marvel | Mark Gruenwald | Marvel Two-in-One # 71 | Jack O'Lantern | 1981 | Marvel | Tom DeFalco , Steve Ditko | Machine Man # 19 | Nekron | 1981 ( June ) | DC | Mike W. Barr , Joe Staton | Tales of the Green Lantern Corps # 2 | Neutron | 1981 | DC | Marv Wolfman , Joe Staton | Action Comics # 525 | Magenta | 1982 | DC | Marv Wolfman , George Pérez | The New Teen Titans # 17 | Gargantua | 1982 | Marvel | Defenders # 126

Example questions:
The 1980s comic book supervillain that Wizard magazine ranked as the 24th Greatest Villain of All Time is owned by which company ? | For the 1980s comic featuring an intergalactic military force , what is the name of the comic book supervillain who is an embodiment of death ? | What year did the 1980s blind comic book supervillain who can predict the future debut ? | The child of Luke Cage and Jessica Jones first appeared in what comic of the list of comic book supervillain 1980s debuts ?

Answers:
DC | Nekron | 1980 | Marvel Team-Up Vol.1 # 89