CONVENTION ALERT: Just ahead of Comic-Con International, Marvel has debuted the convention-exclusive poster for the upcoming ABC drama Inhumans. Illustrated by Jae Lee, who collaborated with writer Paul Jenkins on Marvel's 1998 Inhumans comic series, the poster depicts the Inhumans Royal Family: Black Bolt, Medusa, Maximus the Mad, Gorgon, Karnak, Triton, Crystal and Lockjaw. The poster will be available at the Marvel booth (#2329) as part of an Inhumans cast signing, scheduled for 10 a.m. Friday, July 21. Signings are ticketed events, with passes available on a first-come, first-served basis beginning at 9:15 a.m.