April 2017 marks Superman's 79th (!) birthday, so we thought we'd celebrate with a look back at some of his strangest opponents.
Oh, you know, like Hellgrammite the Giant Bug Monster.
And how about Titano the Super Ape?
And surely no one can forget the likes of Zha-Vam the Invincible, Aarbur Z and that one version of the Puzzler who was actually made out of puzzle pieces.
Fight the weird fight below, and let us know which bizarre bad guys didn't make the list in the comments.