Godzilla
Transformers
G. I. Joe
Angel
True Blood
Dungeons and Dragons
Star Trek
Doctor Who
Locke and Key
30 Days of Nights
Jurassic Park
Tank Girl
Teenage Mutant Ninja Turtles
Eternal Decent
Magic the Gathering
Mars Attack
Silent Hill
Jericho
Ghostbusters
Popeye the Sailorman
Because that would be badass.
The old Eastman-Laird issues did weird and inexplicable stuff every now and then. Ponies really wouldn’t be that odd.
As for a crossover with a comic by a different comic company, how about the “Sonic the Hedgehog” comic? :P (He is doing a crossover with Megaman in a few months.)
All of them.
Oh maybe, just have the fillies, the Joes have been in stranger odds:
Lovecraftian monster, Lost Reptilian civilizations and Egyptian Gods.
I’m a sucker for good grimdark.
Then again, IDW is doing Mars Attacks KISS. Yes, the band KISS. IDW can make anything work.
It works the best.