In summary so far:
Woodenbandman - Woodling Bard2/Druid7(Druidic Avenger, Hunter, Spont Caster)/Sacred Exorcist1/Fochlucan Lyrist8 (LA Buyoff)
ninjarabbit - Awakened Rabbit ninja4/monk2/swashbuckler3
Solo - Sorcerer5/Mindbender1/MotAO10/Fatespinner4
Archmage Joda - Human Domain Wizard 5/Incantatrix 10/Archmage 5
DetectiveJasbro - Simply Mystic Weave Ranger (or what ever the Mystra Ranger is AFB) 17/scout 3 not in that order
QOShea - Human Wizard 3 / Beguiler 2 / Ultimate Magus 10 / Geometer 5
InnaBinder - Binder 1/Stalwart Sorcerer 4/Anima Mage 10/Abjurant Champion 5
KellKheraptis - Kalashtar w/ Tashalatora Battle Psion (same as battle sorc, only for psions)5/Psionic Abjurant Champion 5/Psionic Swiftblade 40
Akalsaris - Human (Gharu'ndim) Fighter 15/Master Thrower 5, Sword+Board focused fighter
Paradox - 20 CW Samarai
Risada - Silverbrow Human Bard 3/Warblade 17 with Song of White Raven, Dragonfire Inspiration...
Generic PC - Wow. Thats a gimme. Something like Wizard 20, or Rogue 20, or Fighter 20.
Anklebite - "I may be tiny but you're dead"
Agita - some kind of Dread Necromancer/Ur-Priest/similar emo build
sir argenon - human paladin 1-5/planar paladin/paladin +1/agalarian griffonrider 1/beastmaster 1-3/wild plains outrider 1-3/cavalier 1-6.
archangel.arcanis - Justicator (MM3) /Crusader/Cleric/RKV Hardcore lawful with an pension for behaving like Judge Dread.
Aharon - Goliath Monk 2/Psy War 3...
RobbyPants - Rogue 20; must wear pants. Alternately, has every possible way to max Sleight of Hand skill and steals other people's pants.
j0lt - Sorcerer 5/Dragon Disciple (bronze) 10
Ribusprissin - Elf cleric 12 (Luck and Trickery). No DMM, no dirty tricks, no cheese
Dusk Eclipse - Whisper Gnome Duskblade 13/ Shadowcraft Mage 7
TheEndIsNear - Wizard 20 or PunPun
skydragonknight - Lancer ... Scout (CV) 11 / Psychic Warrior (XPH) 2 / Blade Dancer (OA) 7
Jedda - Psion, max ranks Know(nature) and Wild Cohort (black panther)
Brainpiercing - Hmmm.... Illithid.... something. Involving pointy things and tentacles
VennDygrem - Factotum 20
Alastar - Human Lvl 7 Domain Wizard/Lvl 10 Loremaster/Lvl 3 Archmage
Nanshork - 2nd Edition Athasian Halfling Rogue/ Wizard
Kuroimaken - intelligent items
Sinfire Titan - Factotum 8/Warblade 12 or Warlock 9/Binder 1/Hellfire Warlock 3/Legacy Champion4/Uncanny Trickster 3
PlzBreakMyCampaign - a gorram Illithid Savant...
Bastian - Factotum 1/Bard 9/Warrior Skaald 10
Optimator - Warforged Bard 9 / Seeker of the Song 2 / Bard +9. Go for Words of Creation and all the other song boosters
Havok4 - psion/anarchic initiate
ksbsnowowl - Probably a cold-themed Druid 20 or some-such or a spirit shaman heading into moonspeaker guardian or something else that grants wildshape
Surreal - gnomish bard/artificer progressed with a houseruled Ultimate Magus
Khorus - Fighter / Sorcerer / Spellsword with the biggest 2 handed weapon you could find
Salt Crow - A Salt Mephit druid 12. Turns into a crow (use raven) and there it is!
SorO_Lost - Mindflayer Aberration 8 / Illithid Savant 5 / LA 7
Treantmonklvl20 - well duh
mushroom - a myconid, most fearful and revered of fungi
telehax - Ardent 10/Telfemmar Shadowlord4
Aliment - Human Psion 20 (Most likely Nomad)
Azrael - Kalashtar Shaper 10/Thrallherd 10, thralls: Elan Egoist 7/Metamind 10, Kalashtar Wizard 9/Initiate of the Seven Fold Veil 7/Archmage 1, Everyone fused into one being
Nunkuriji - Desert Kobold Psion/Wizard/Cerebremancer
wotmaniac - Human Bard 6/ Evangelist 5/ Exemplar 9
We should totally make up some arena teams and beat each other up.