Feature Characters:

Flash III
Hawkman III
Wonder Woman
Fire
Ice Maiden
Nuklon
Obsidian
Blue Devil
Yazz (all nine last in Guy Gardner: Warrior #32; all nine next in Hawkman Vol. 3 #22)
Power Girl (next in issue #105)
Metamorpho (last in Guy Gardner: Warrior #31; next in issue #103)
Crimson Fox (next in issue #103)

Guest Stars:

Warrior (last in Guy Gardner: Warrior Annual #1; next in Hawkman Vol. 3 #22)
Captain Atom
Maxima (both last in Justice League America #100; both next in Hawkman Vol. 3 #22)
Martian Manhunter (last in Damage #15; next in Hawkman Vol. 3 #22)

Supporting Character:

Marla Bloom (next in issue #105)
Power Girl's son (next in issue #105)

Villains:

Lupus (first appearanec; a Tormock warrior)
Flicker (last in Green Lantern Vol. 3 #47) and his androids
Speakman (next in issue #108)
The Arcana (next in issue #104)

Other Character:

Old Asian Monk

Other Characters: Metamorpho was blown up in Guy Gardner: Warrior #31, but here he's perfectly fine, with no mention made to his explosion at the hands of the Kraggz.