Watchmen vs Avengers
The Watchmen take on the Avengers. They fight on two differen't locations.
In the desert:
Dr. Manhattan
Green Lantern (optional, if you think it's unfair)
Hancock (optional, if you think it's unfair)
vs
Thor
Hulk
IronMan
In New York
Nite Owl
Silk Spectre
The Comedian
Rorschach
Ozymandias
vs
Captain America
Black Widow
Hawkeye
Daredevil (optional, if you think it's unfair)
Punisher (optional, if you think it's unfair)
1st Round Movie version
2nd Round Comic version