mtg.wtf

Gain control of target creature until end of turn. Untap that creature. It gets +2/+0 and gains haste until end of turn.
Madness {3}{R}

Whenever a creature enters the battlefield under your control, if it was unearthed, it gets +3/+0.
Whenever a creature you control is exiled, if it was unearthed, shuffle that card into its owner's library.

Enchant artifact or creature
When Malfunction enters the battlefield, tap enchanted permanent.
Enchanted permanent doesn't untap during its controller's untap step.

Destroy target nonblack creature. It can't be regenerated.

Tap X target artifacts, creatures, and/or lands. You lose X life.

Morbid — When you cast this spell, if a creature died this turn, you may copy Malicious Affliction and may choose a new target for the copy.
Destroy target nonblack creature.

All creatures get -2/-2 until end of turn. If a creature an opponent controls would die this turn, exile it instead.

Enchant creature
Enchanted creature has "{T}: Target creature can't block this turn."

All creatures get -2/-2 until end of turn. If a creature would die this turn, exile it instead.

Cumulative upkeep {1}
At the beginning of your upkeep, put a growth counter on Malignant Growth.
At the beginning of each opponent's draw step, that player draws an additional card for each growth counter on Malignant Growth, then Malignant Growth deals damage to the player equal to the number of cards they drew this way.

Target creature gets +4/+4 until end of turn.
Foretell {G}

Enchant creature
Enchanted creature loses flying.
Whenever enchanted creature blocks or becomes blocked by a creature, the other creature gains first strike until end of turn.

Enchant creature
Enchanted creature gets +3/+3 and has vigilance.
Totem armor

If a player would add mana, instead all players add that mana.

Mana Bloom enters the battlefield with X charge counters on it.
Remove a charge counter from Mana Bloom: Add one mana of any color. Activate only once each turn.
At the beginning of your upkeep, if Mana Bloom has no charge counters on it, return it to its owner's hand.

Whenever a player casts a spell, that player returns a land they control to its owner's hand.

At the beginning of each player's end step, put a charge counter on Mana Cache for each untapped land that player controls.
Remove a charge counter from Mana Cache: Add {C}. Any player may activate this ability but only during their turn before the end step.

Whenever you cast a multicolored spell, Mana Cannons deals X damage to any target, where X is the number of colors that spell is.

Enchant creature
Enchanted creature has "Cumulative upkeep {1}."

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 players' coins come up heads on the same flip.

{T}, Pay 1 life: Add one mana of any color.

At the beginning of your upkeep, flip a coin. If you lose the flip, Mana Crypt deals 3 damage to you.
{T}: Add {C}{C}.

{1}, {T}: Add one mana of any color.

Counter target spell. At the beginning of your next main phase, add an amount of {C} equal to that spell's mana value.

Whenever a creature enters the battlefield, you may add an amount of {C} equal to the number of creatures you control that share a creature type with it.