The following is a list of ALL the villains you have to defeat using Batman in Multiplayer or against the computer.

1. Ares
2. Bane
3. Black Adam
4. Catwoman
5. Deathstroke
6. Doomsday
7. Harley Quinn
8. The Joker
9. Killer Frost
10. Lex Luthor
11. Sinestro
12. Solomon Grundy