Sleight of Mind [30th Anniversary Edition] Archon add one additional mana of

add one additional mana of that color

Set: The List Type: Artifact Rarity: Rare Cost: {2} Black spells you cast cost {1} less to cast

Set: San Diego Comic-Con 2017 Type: Legendary Planeswalker — Liliana Rarity: Mythic Cost: {3}{B}{B} +1: Create a 2/2 black Zombie creature token

Set: Nemesis Type: Sorcery Rarity: Rare Cost: {1}{R} Each player chooses a card in their hand

Set: Conspiracy Type: Instant Rarity: Rare Cost: {3}{U}{U} You may exile a blue card from your hand rather than pay this spell's mana cost

Sleight of Mind [30th Anniversary Edition] Archon add one additional mana ofSet: 30th Anniversary Edition Type: Instant Rarity: Rare Cost: {U} Change the text of target spell or permanent by replacing all instances of one color word with another. (For example, you may change "target black spell" to "target blue spell." This effect lasts indefinitely.)