Nahiri, Forged in Fury (Showcase) [March of the Machine: The Aftermath] Angel and you may spend mana

and you may spend mana as though it were mana of any color to cast spells this way

Set: Weatherlight Type: Land Rarity: Rare {T}: Add {C}

le vampire comte Strahd von Zarovich se dresse silhouette contre les anciens murs du château Ravenloft

Set: Zendikar Type: Artifact — Equipment Rarity: Rare Cost: {1} Whenever a creature dies

Nahiri, Forged in Fury (Showcase) [March of the Machine: The Aftermath] Angel and you may spend manaSet: March of the Machine: The Aftermath Type: Legendary Creature Kor Artificer Rarity: Mythic Cost: {4}{R}{W} Affinity for Equipment (This spell costs 1 less to cast for each Equipment you control.) Whenever an equipped creature you control attacks, exile the top card of your library. You may play that card this turn. You may cast Equipment spells this way without paying their mana costs.