Instead of being a minor piece to the Marvel Cinematic Universe, the Guardians are now here to stay – with the followup, Guardians of the Galaxy Vol. 2, arriving next year.
Marvel was able to find a diamond in the rough with Guardians of the Galaxy in 2014.
More on what James Gunn previously revealed on new characters in Guardians of the Galaxy 2 here.
It is unlikely that Gunn will ever reveal what character was almost included, if only to leave room for the character to potentially appear in Guardians of the Galaxy 3 .