Bengal Poll Results: Mamata Banerjee Retains Bengal, watch special report

With Mamata Banerjee powering the Trinamool Congress to a "landslide" victory in West Bengal overcoming 10 years of anti-incumbency, a full-throttle BJP campaign and a rebellious former lieutenant, she has become the "natural leader" to guide the Opposition's politics against the BJP in the coming days, some leaders said Sunday.