Radha's Firebrand (Extended Art) (DMU-408) - Dominaria United: (Extended Art)

Whenever this creature attacks, target creature defending player controls with power less than this creature's power can't block this turn.
Domain — {5}: This creature gets +2/+2 until end of turn. This ability costs {1} less to activate for each basic land type among lands you control. Activate only once each turn.