Characters / Mainframe

Mainframe

8 appearances on record
Mainframe comics on eBay ›Graded copies ›

First appearance: the evidence

SourceClaim
This record ProfileThe Transformers: More Than Meets the Eye Official Guide Book #1

Appearance ledger

IssueDate
G.I. Joe, a Real American Hero #11982-06
G.I. Joe, a Real American Hero [25th Anniversary Action Figure Reprint Series] #11982-06
G.I. Joe Yearbook #11985-03
Tales of G.I. Joe #11988-01
G.I. Joe: A Real American Hero [Action Figure 3-Pack Reprint Series] #12004-00
G.I. Joe: Declassified #[nn]2007-01
G.I. Joe: A Real American Hero #1 Hundred Penny Press #[nn]2014-03
G.I. Joe Yearbook #1 Kickstarter Exclusive #[nn]2024-10

Sources

Found an error in this file? corrections@comicrecord.com