By Tinsel & Tine Blog Contributor MIKHAIL REVLOCK A review of American Sniper is incomplete without a discussion of Bradley Cooper’s transformation. Though the physicality of the change is the most striking (Cooper gained forty pounds for the role, and his face seems to have borne the brunt of the weight), it is his altered personality that ultimately leaves the deepest impression. The high-strung motor mouth of recent Cooper turns is gone, replaced by a plodding, vacant-eyed husk. He wears the understated persona well, delivering a tour de force in a career riddled with mainstream catering gigs. The film itself is relatively unexceptional. Directed by Clint Eastwood with workmanlike deliberation…