Okay, here we go:
1) Static or Black Lightning
2) Black Manta
3) Red Tornado
4) Black Canary
5) Atrocitus or Black Hand
6) Gorilla Grodd or Ultra-Humanite
7) Cheetah (fuck catwoman)
8) Red Hood (fuck Harley Quinn and Batgirl (Barbara Gordon))
9) Dr. Fate
10) Blue Beetle (Jaime Reyes and/or Ted Kord)
11) Etrigan the Demon
12) Blue Devil
13) Animal Man, Beastboy, or Vixen
14) Starfire
15) Trigon (Maybe as a boss only character)
16) Darkseid (Again, probably only as a boss)
17) Captain Atom or Major Force
17) Grayven
18) Orion or Big Barda
19) Anti-Moniter (same as 15 and 16)
20) Nekron the Deadlord (same as 19)
21) Alan Scott, Jay Garrick, and Hippolyta (as alternate skins for GL, Flash, and Wonder Woman)
22) Firestorm
23-28) The Fatal Five (Emerald Empress, Persuader, Validus, Tharok, and Mano)
29) The Spectre
30) Stargirl
31) S.T.R.I.P.E
32) Ocean Master
