User blog comment:LeandroDaVinci/ULTIMATE STRIKE OF COVERS/@comment-26135878-20150314232438

Pac-Man vs. Mystery Inc. gang (similar to Ghostbusters vs. Mythbusters)

Rocky Balboa (portrayed by Jesse Wellens) and Robert Balboa Jr. vs. Stalin and Lenin (the ERB versions)

Darth Vader vs. Hitler's ghost (Round 4) ft. Boba Fett's ghost and Mussolini

I forgot to log back in, so I'm that same WC who posted the same idea.