The new legion of Doom
The legion of Doom has been retired (cartoon version) and Try to get help to destroy their enmiges (Superma, Batman, Jonh Stawart, Hawk girl, Wally west, Captain Atom, Supergirl, Martian man hunter, Diana and Captain Marvwel) can this guys bring from the Marvel dimmension survive them and about how much time will they be a threth for JLA (cartoon version)?
(Ultimate versions)
Magneto
Dr Doom
Green Goblin
Sandman
Juggernaut
Kingpink and Minions (Just like Luthor)
Octopus
Venom after eat Carnage
Sabretooth
Apocalipsis
Mr. Sinister
Dracula