mtg.wtf

Each player exiles a creature they control. Until the Hydra's next turn, when a Head leaves the battlefield, return the exiled cards to the battlefield under their owners' control.

Swallowing Plague deals X damage to target creature and you gain X life.

Flying
Whenever Swamp Mosquito attacks and isn't blocked, defending player gets a poison counter.

Counter target enchantment, instant, or sorcery spell. Its controller creates a 2/2 blue Bird creature token with flying.

Flying
If a source would deal damage to Swans of Bryn Argoll, prevent that damage. The source's controller draws cards equal to the damage prevented this way.

Whenever you cast an instant or sorcery spell, you may copy that spell. You may choose new targets for the copy.

Swarm Shambler enters with a +1/+1 counter on it.
Whenever a creature you control with a +1/+1 counter on it becomes the target of a spell an opponent controls, create a 1/1 green Insect creature token.
{1}, {T}: Put a +1/+1 counter on Swarm Shambler.

Devoid
Creatures you control get +2/+0 until end of turn. Colorless creatures you control also gain first strike until end of turn.

Flying
Swarm of Bloodflies enters with two +1/+1 counters on it.
Whenever another creature dies, put a +1/+1 counter on Swarm of Bloodflies.

Flying
Whenever Swarm of Locus attacks, it gets +1/+0 until end of turn for each Locus you control.

Swarm of Rats's power is equal to the number of Rats you control.

When you're dealt combat damage, sacrifice Swarmborn Giant.
{4}{G}{G}: Monstrosity 2.
As long as Swarmborn Giant is monstrous, it has reach.

When Swarming Goblins enters, roll a d20.
1—9 | Create a 1/1 red Goblin creature token.
10—19 | Create two of those tokens.
20 | Create three of those tokens.

Create a Treasure token.
Amass Orcs 2.

{T}: Add {C}.
{T}: Regenerate target Insect, Rat, Spider, or Squirrel.

Create two 1/1 green Squirrel creature tokens. Then each creature that isn't an Insect, Rat, Spider, or Squirrel gets -1/-1 until end of turn for each creature you control that's an Insect, Rat, Spider, or Squirrel.

When Swashbuckler Extraordinaire enters, create a Treasure token.
Whenever you attack, you may sacrifice one or more Treasures. When you do, up to that many target creatures gain double strike until end of turn.

Enchant creature
Enchanted creature gets +2/+2 and has haste.

Destroy target creature with power 2 or less.
Cycling {2}

Any number of target creatures become the color of your choice until end of turn.
Draw a card.

Each player shuffles their hand, graveyard, and all permanents they own into their library, then draws seven cards. Each player's life total becomes 7.

Improvise
Menace

Return target creature to its owner's hand. If that creature is attacking, you may put it on top of its owner's library instead.

Converge — Create a 1/1 colorless Thopter artifact creature token with flying for each color of mana spent to cast this spell.