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

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.

, : Put a +1/+1 counter on Swarm Shambler.

When you're dealt combat damage, sacrifice Swarmborn Giant.

: Monstrosity 2. (If this creature isn't monstrous, put two +1/+1 counters on it and it becomes monstrous.)

As long as Swarmborn Giant is monstrous, it has reach.

Create a Treasure token. (It's an artifact with ", Sacrifice this artifact: Add one mana of any color.")

Amass Orcs 2. (Put two +1/+1 counters on an Army you control. It's also an Orc. If you don't control an Army, create a 0/0 black Orc Army creature token first.)

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.

Equipped creature has reach, ", : Tap target artifact or creature," and ", : Discover 10." (Exile cards from the top of your library until you exile a nonland card with mana value 10 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)

Equip

Destroy target creature with power 2 or less.

Cycling (, Discard this card: Draw a card.)

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

Draw a card.

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for .)

Menace

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

Target player mills four cards.

Escape—, Exile four other cards from your graveyard. (You may cast this card from your graveyard for its escape cost.)

When Sweettooth Witch enters, create a Food token. (It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

, Sacrifice a Food: Target player loses 2 life.

Target creature gets +2/+2 until end of turn. You may put a land card from your hand onto the battlefield.

Sweltering Suns deals 3 damage to each creature.

Cycling (, Discard this card: Draw a card.)

Destroy target creature or planeswalker. You lose 2 life. (Then exile this card. You may cast the creature later from exile.)

Target creature you control gets +1/+0 until end of turn. It fights target creature you don't control.

Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, you may cast Swift Reckoning as though it had flash. (You may cast it any time you could cast an instant.)

Destroy target tapped creature.

Destroy target tapped creature.

Flash (You may cast this spell any time you could cast an instant.)

Reach (This creature can block creatures with flying.)

Flash

When Swift Warden enters, target Merfolk you control gains hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.)

Double strike, vigilance, trample

Flying, haste

When Swiftgear Drake enters, put up to one target card from a graveyard on the bottom of its owner's library.

Swimmer in Nightmares gets +3/+0 as long as there are ten or more cards in a single graveyard.

Swimmer in Nightmares can't be blocked as long as you control an Ashiok planeswalker.

Visit — After the first combat phase this turn, there's an additional combat phase. At the beginning of that combat, untap all creatures that attacked this turn.

Lights — 2, 6

As Swirl the Mists enters, choose a color word.

All instances of color words in the text of spells and permanents are changed to the chosen color word.

: Target creature you control becomes the color or colors of your choice until end of turn.

Exchange control of two target creatures.

Flash

Flying

Swooping Protector enters with a shield counter on it. (If it would be dealt damage or destroyed, remove a shield counter from it instead.)

Flying

: Swooping Talon loses flying until end of turn.

Provoke (Whenever this creature attacks, you may have target creature defending player controls untap and block it if able.)

Sword Coast Serpent can't be blocked as long as you've cast a noncreature spell this turn.

Equipped creature gets +2/+2 and has protection from green and from blue.

Whenever equipped creature deals combat damage to a player, you create a 2/2 green Wolf creature token and that player mills ten cards.

Equip

Equipped creature gets +2/+2 and has protection from black and from green.

Whenever equipped creature deals combat damage to a player, that player discards a card and you untap all lands you control.

Equip

Equipped creature gets +2/+2 and has protection from red and from green.

Whenever equipped creature deals combat damage to a player, exile the top two cards of your library. You may play those cards this turn. You may play an additional land this turn.

Equip

Whenever equipped creature attacks, put a +1/+1 counter on it.

Whenever equipped creature deals combat damage, roll a d12. If the result is greater than the damage dealt or the result is 12, double the number of +1/+1 counters on that creature.

Equip (: Attach to target creature you control. Equip only as a sorcery.)

Equipped creature gets +2/+2 and has protection from white and from black.

Whenever equipped creature deals combat damage to a player, you gain 3 life and you may return up to one target creature card from your graveyard to your hand.

Equip

Equipped creature gets +2/+2 and has protection from black and from red.

Whenever equipped creature deals combat damage to a player, destroy up to one target planeswalker and up to one target artifact.

Equip

Equipped creature gets +1/+1.

Whenever equipped creature attacks, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Equip

Equipped creature gets +1/+2.

Equip

Whenever a 1/1 creature enters under your control, you may return Sword of the Meek from your graveyard to the battlefield, then attach it to that creature.

Equipped creature gets +2/+0 and has vigilance.

Whenever equipped creature dies, return it to its owner's hand.

Equip

Equipped creature gets +2/+2 and has protection from white and from blue.

Whenever equipped creature deals combat damage to a player, put a +1/+1 counter on a creature you control, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Equip

Equipped creature gets +2/+2 and has protection from red and from white.

Whenever equipped creature deals combat damage to a player, Sword of War and Peace deals damage to that player equal to the number of cards in their hand and you gain 1 life for each card in your hand.

Equip

Reveal the top three cards of your library. For each of those cards, put that card into your hand unless any opponent pays 3 life. Then exile the rest.

Flying, vigilance

When Sword-Swallowing Seraph enters, you may put a name sticker on a nonland permanent you own.

, : Put a +1/+1 counter on another target creature with a name sticker on it. Activate only as a sorcery.

: Sworn Defender's power becomes the toughness of target creature blocking or being blocked by Sworn Defender minus 1 until end of turn, and Sworn Defender's toughness becomes 1 plus the power of that creature until end of turn.

When Sworn to the Legion enters the battlefield, nontoken creatures you control perpetually gain double team. (When a creature with double team attacks, conjure a duplicate into your hand, then both of them perpetually lose double team.)

Whenever you cast a creature spell, it perpetually gains double team.

: Target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value until end of turn.

: Target artifact creature gains deathtouch and lifelink until end of turn.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

: Target Merfolk you control gains protection from the color of your choice until end of turn.

Green creatures you control get +1/+1.

Whenever a green creature you control enters, scry 1.

Whenever Sylvan Basilisk becomes blocked by a creature, destroy that creature.