M.U.T.O. acronym meaning finally revealed

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MemberMothra LarvaeMay 01, 20142912 Views8 RepliesFilmmakers unveil anticipated 'Godzilla' in IMAX
According to this AP piece by someone who saw the film at the TCL Chinese Theatre, M.U.T.O. stands for "Massive Unidentified Terrestrial Organism." No other word yet on the rest of the film, though.