X-Men/Avenger team VS JLA

On the X-Men/Avenger side we have

Hulk
Thor
Captain America
Gambit
Rogue
Phoenix
Scarlet Witch
Hawk Eye

On the JLA side we have

Plastic Man
Flash
Wonder Woman
Aquaman
Batman
Green Lantern
Martian Manhunter
Superman

The fight takes place in a random city unfamiliar to all of them.

maybe the X-Men and the Avenger to crushed against JLA.where is Spidey?