I'm not 100% sure, but the probability is very good that there will be a Laharl (me! Wewt for insane crossplay!), Fallen Angel Flonne, and Etna at Animazement 2007. Me may also have a human-form Prinny or two, to do my bidding.
AH~HA HA HA HA HA HAAA!
Otakon Cosplay Line-up:
May - Pokémon ORAS
Miriel - Fire Emblem: Awakening
Aila - Gundam Build Fighters
Kriem - Tiger & Bunny
(maybe) Twilight Suzuka - Outlaw Star
(maybe) Rider - Fate/Stay Night