I have a Fantastic Four mini-comic (about the size of a baseball card). The indicia reads “Fantastic Four: Day of Doom.”
Publisher is Marvel
Release year is 1997
Story by Tom Brevoort
Art by David Boller
Color by Tom Smith
Letters by Chris Eliopoulos
Edits by Glenn Herdling
I suspect (but can’t confirm) that it was the giveaway in the VHS tape below. The release year, the Fox Kids Logo and the 20th Century Fox logo all match.
The front cover:
The back cover:
The indicia:
The credits section:
And the VHS tape that references a free mini-comic that I believe is where this came from: