Marvel Studios has released the penultimate entry in the ?Art of Evolution? series of teaser posters for Agents of S.H.I.E.L.D. Season 2. Arriving a day earlier than usual, the new poster by Ryan Sook teases the 2-hour season finale, ?S.O.S.,? with a retro comic book cover style design featuring Fitz-Simmons. You may also notice the that the caption text uses the word ?Hydes? instead of ?hides,? teasing Cal?s complete transformation into his comic book supervillain alter ego, Mr. Hyde.??