Sleight of Mind [Fourth Edition]

Sleight of Mind [Fourth Edition]Set: Fourth 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.)

you may exchange control of target creature you control and target creature with power less than or equal to that creature's power an opponent controls

Its controller loses 3 life and you gain 3 life

Set: Wizards Play Network 2009 Type: Creature — Elemental Rarity: Rare Cost: {1}{R} Trample

put a +1/+1 counter on Discordant Spirit for each 1 damage dealt to you this turn

It must be set free

Set: Rivals of Ixalan Type: Creature — Merfolk Shaman Rarity: Uncommon Cost: {G}{U} Other Merfolk you control get +1/+1

Foul-tempered

Set: Commander Anthology Volume II Type: Sorcery Rarity: Common Cost: {3}{B} Each opponent discards two cards

The merfolk may rule the waters

Whenever Trygon Predator deals combat damage to a player

Set: Aether Revolt Type: Artifact Rarity: Rare Cost: {3} Nonartifact spells you cast have improvise

You know Orc droppings