I've had this for quite awhile, but I don't have any idea what it is:
http://photos.yojoe.com/data/500/DSCF0206.JPG
Any ideas?

Looks like a Marvel Secret Wars vehicle. I just can't remember the name of it.

It is the Doom Roller

http://www.toymania.com/archives/secretwars/swvehic.shtml

(never mind...got beaten to it)

Thanks for the help!

That's one I don't think I would've found on my own.