MTG

Players skip their untap steps. At the beginning of your upkeep, sacrifice Stasis unless you pay {U}.

Counter target spell with converted mana cost X. (For example, if that spell's mana cost is {3}{U}{U}, X is 5.)

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 ...

Pirate Ship can't attack unless defending player controls an Island. {T}: Pirate Ship deals 1 damage to any target. When you control no Islands, sa...

Flying

Enchant land As Phantasmal Terrain enters the battlefield, choose a basic land type. Enchanted land is the chosen type.

Flying At the beginning of your upkeep, sacrifice Phantasmal Forces unless you pay {U}.

Change the text of target spell or permanent by replacing all instances of one basic land type with another. (For example, you may change "swampwal...

Other Merfolk get +1/+1 and have islandwalk. (They can't be blocked as long as defending player controls an Island.)

Whenever a Forest an opponent controls becomes tapped, you gain 1 life.

Enchant creature Enchanted creature can't be blocked except by Walls.

Enchant creature Enchanted creature has flying.

Target player activates a mana ability of each land they control. Then that player loses all unspent mana and you add the mana lost this way.

Enchant creature You control enchanted creature.

Enchant artifact As long as enchanted artifact isn't a creature, it's an artifact creature with power and toughness each equal to its converted man...

Flying, vigilance

Target blocking creature gets +7/+7 until end of turn.

Enchant creature Enchanted creature has protection from red. This effect doesn't remove Red Ward.

({T}: Add {W}.)

Flying; banding (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with bandi...

({T}: Add {G} or {U}.)

({T}: Add {R} or {G}.)

({T}: Add {W} or {B}.)