New England Patriots rookie linebacker Namdi Obiazor  recently used the term “physical” to best describe his playing style. As he left the New Balance Athletics Center practice fields adjacent to Gillette Stadium at the conclusion of rookie minicamp’s second session, it became evident that Obiazor’s versatility may preferably define his place within the Pats’ defense. In addition to his primary role as a pass rusher during his college career at TCU, Obiazor was also a prominent special teamer — aligning on 322 snaps in the kicking game throughout his four seasons with the Horned Frogs. During that span, he also took 2,627 snaps on defense. With extensive knowledge and experience in two of the game’s three phases, Obiazor joins the Patriots with an advantage over his fellow first-year peers on defense.…