mtg.wtf

Target creature gets -X/-X until end of turn, where X is the number of Zombies on the battlefield.

Exalted
Whenever a creature you control attacks alone, it gains double strike until end of turn.

{T}: Add {C}.
{T}: Add {G} or {W}. Brushland deals 1 damage to you.

Lava Spike deals 3 damage to target player or planeswalker.

When Slum Reaper enters the battlefield, each player sacrifices a creature.

Trample
Other Minotaur creatures you control get +1/+1 and have trample.

Boast — {2}{R}: Create a 2/1 red Dwarf Berserker creature token.

You don't lose the game for having 0 or less life.
Whenever you lose life, sacrifice a permanent for each 1 life you lost.

{3}{R}: Target creature can't block this turn.

Vigilance, haste
Kelsien, the Plague gets +1/+1 for each experience counter you have.
{T}: Kelsien deals 1 damage to target creature you don't control. When that creature dies this turn, you get an experience counter.

Destroy target land. Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Flash
Flying, lifelink
When Rooftop Assassin enters the battlefield, destroy target creature an opponent controls that was dealt damage this turn.

Target opponent exiles cards from the top of their library until they exile a nonland card. Until end of turn, you may cast that card without paying its mana cost.

Flying
When Oceanus Dragon enters the battlefield, tap target creature an opponent controls. Goad it.

Flying
Drain Life — When Shard of the Nightbringer enters the battlefield, if you cast it, target opponent loses half their life, rounded up. You gain life equal to the life lost this way.

{B}, Sacrifice a creature: Target creature gets -1/-1 until end of turn.

Haste
Whenever Ambergris, Agent of Tyranny attacks, you may discard your hand and draw two cards. When you do, target creature an opponent controls gets -X/-X until end of turn, where X is the number of cards you've discarded this turn.

Sunburst
{T}: Double the number of +1/+1 counters on Solarion.

Renata's power is equal to your devotion to green.
Each other creature you control enters the battlefield with an additional +1/+1 counter on it.

As Herald's Horn enters the battlefield, choose a creature type.
Creature spells you cast of the chosen type cost {1} less to cast.
At the beginning of your upkeep, look at the top card of your library. If it's a creature card of the chosen type, you may reveal it and put it into your hand.

Forestwalk

Gain control of target creature until end of turn. Untap that creature. It gets +X/+0 and gains haste until end of turn.

Equipped creature has reach, "{2}, {T}: Tap target artifact or creature," and "{8}, {T}: Discover 10."
Equip {1}

Enchant creature
Enchanted creature has haste and "{T}, Discard a card: Draw a card."

Untap all creatures that attacked this turn. After this main phase, there is an additional combat phase followed by an additional main phase.