What are the Kree Reapers? Only a piece of the comic influence hitting "Agents of S.H.I.E.L.D." in the weeks ahead.
An upcoming series of Kree-Skrull War trading cards add a lot of weight to speculation that the two alien races will be central to Joss Whedon's superhero film. At the same time, a spoiler-filled account of the post-credits scene from Thor hints at other possibilities.
Thor co-star Tom Hiddleston "hinted strongly" over the weekend that he won't appear in The Avengers, returning speculation about the movie's villain back to the alien Kree and Skrulls.