Rida, Ruler of East

Eminence - As long as this creature is in the command zone or in the battlefield, black and
red spells you cast cost {1} to cast, Minotaur creature spells you cast cost {1} less to cast.
Double strike, Trample, Menace.
Each attacking creature you control gets +3/+3 until end of turn. If they have Minotaur in their creature type they get a +5/+5 counter and First Strike instead.