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{T}, Discard a nonblack card: Draw a card. {T}, Discard a black card: Draw two cards, then discard one of them.

Whenever Labyrinth Minotaur blocks a creature, that creature doesn't untap during its controller's next untap step.

Enchant creature Enchanted creature has swampwalk. (It can't be blocked as long as defending player controls a Swamp.)

Trample Leviathan enters the battlefield tapped and doesn't untap during your untap step. At the beginning of your upkeep, you may sacrifice two Is...

{T}: Untap target land.

Lhurgoyf's power is equal to the number of creature cards in all graveyards and its toughness is equal to that number plus 1.

You have no maximum hand size. If an effect causes you to discard a card, discard it, but you may put it on top of your library instead of into you...

{G}{G}: Counter target black spell.

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

Enchant artifact Whenever you're dealt damage, put that many vitality counters on Living Artifact. At the beginning of your upkeep, you may remove ...

All Forests are 1/1 creatures that are still lands.

{T}: Add {G}.

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

Flying, trample At the beginning of your upkeep, sacrifice a creature other than Lord of the Pit. If you can't, Lord of the Pit deals 7 damage to you.

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)

Enchant creature All creatures able to block enchanted creature do so.

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...

{1}{U}, {T}: Untap target artifact an opponent controls and gain control of it until end of turn. It gains haste until end of turn. When you lose c...

You and target opponent each flip a coin. Mana Clash deals 1 damage to each player whose coin comes up tails. Repeat this process until both player...

Whenever a player taps a land for mana, that player adds one mana of any type that land produced.

Mana Vault doesn't untap during your untap step. At the beginning of your upkeep, you may pay {4}. If you do, untap Mana Vault. At the beginning of...

Whenever a player taps a land for mana, Manabarbs deals 1 damage to that player.

Whenever a player taps a land for mana, Manabarbs deals 1 damage to that player.

Whenever Marsh Viper deals damage to a player, that player gets two poison counters. (A player with ten or more poison counters loses the game.)