mtg.wtf

Haste

Slash of Talons deals 2 damage to target attacking or blocking creature.

Whenever Slashing Tiger becomes blocked, it gets +2/+2 until end of turn.

Whenever Slate Street Ruffian becomes blocked, defending player discards a card.

Buyback—Pay 4 life.
Destroy target nonblack creature. It can't be regenerated.

Target creature gets +3/+0 and gains first strike until end of turn.

Devoid
{C}: Slaughter Drone gains deathtouch until end of turn.

Toxic 2
Whenever another creature you control with toxic attacks, it gets +1/+1 until end of turn.

Each player chooses any number of creatures they control with total power 4 or less, then sacrifices all other creatures they control.

Whenever you sacrifice a permanent, Slaughter-Priest of Mogis gets +2/+0 until end of turn.
{2}, Sacrifice another creature or an enchantment: Slaughter-Priest of Mogis gains first strike until end of turn.

Bloodrush — {G}, Discard Slaughterhorn: Target attacking creature gets +3/+2 until end of turn.

Hellbent — When Slaughterhouse Bouncer dies, if you have no cards in hand, target creature gets -3/-3 until end of turn.

Gain control of target creature. Untap that creature. It gains haste until end of turn. Sacrifice it at the beginning of the next end step.

Whenever Slavering Nulls deals combat damage to a player, if you control a Swamp, you may have that player discard a card.

Destroy target green creature. It can't be regenerated.
Draw a card.

When Slayer of the Wicked enters the battlefield, you may destroy target Vampire, Werewolf, or Zombie.

Equipped creature gets +3/+1 and must be blocked by an Eldrazi if able.
Equip {4}

Slaying Fire deals 3 damage to any target.
Adamant — If at least three red mana was spent to cast this spell, it deals 4 damage instead.

Just a second (As long as this spell is on the stack, players can't move cards on the battlefield.)
Slaying Mantis enters the battlefield by being thrown from a distance of at least three feet.
When Slaying Mantis enters the battlefield, it fights each creature an opponent controls that it touched as it entered.

Crew 1

Tap all creatures target player controls. Those creatures don't untap during that player's next untap step.

Enchant creature
When Sleep Paralysis enters the battlefield, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.

Tap target creature. It doesn't untap during its controller's next untap step.
Escape — {2}{U}, Exile three other cards from your graveyard.

Enchant creature
When Sleep with the Fishes enters the battlefield, tap enchanted creature and you create a 1/1 blue Fish creature token with "This creature can't be blocked."
Enchanted creature doesn't untap during its controller's untap step.

When Sleeper Dart enters the battlefield, draw a card.
{T}, Sacrifice Sleeper Dart: Target creature doesn't untap during its controller's next untap step.