Ragemonger 153/165 (Born of the Gods)

Minotaur spells you cast cost {B}{R} less to cast. This effect reduces only the amount of colored mana you pay. (For example, if you cast a Minotaur spell with mana cost {2}{R}, it costs {2} to cast.)

NM - $0.70
LP - $0.70
MP - $0.70
HP - $0.70
DMG - $0.70