Telltale Games today released the first trailer for its Guardians of the Galaxy series, which premieres in April with the first of five episodes.The trailer shows off main characters Star-Lord, Gamora, Drax, Rocket, and Groot going on an all-new adventure separate from the film series. The story picks up with the Guardians finding "an artifact of unspeakable power" that an evil force wants to claim for her own.Episode 1, Tangled Up In Blue, premieres on April 18, with the remaining four to follow.