The Ultron - Harley-Davidson Night Rod Special, a.k.a. Rogue.
Some of them are meh, like Ghost Riders. But some are awesome Wasps, Black Widow Uncompromising, Iron Man Courage, Ant-Man No-nonsense, Black Panther Ferocious are all gorgeous bikes. Or if you are over 50 yr old Groots, Cap and Thanos.
io9.gizmodo.com/marvel-and-harley-davidson-made-a-bunch-of-badass-super-1785445663