S4E10
Brother’s Keeper
⚠ Spoiler alert This recap gives away what happens in this episode.
Episode Summary & Review
Aired 2009-11-16 on NBC.
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.