|USA||2006||60||Sci-Fi & Fantasy . Sci-Fi . Fantasy . Drama|
Samuel learns just how powerful he can become and takes dangerous measures to reach his full potential. Meanwhile, as Tracy begins to lose control of her ability, one of her own comes in harms way. Elsewhere, Sylar continues his battle with Matt.
|Episode Title:||Brother's Keeper|
|Airs:||2009-11-16 at 09:00 pm|