Defender (This creature can't attack.)

Shifting Wall enters with X +1/+1 counters on it.

, Exile Shifty Doppelganger: You may put a creature card from your hand onto the battlefield. If you do, that creature gains haste until end of turn. At the beginning of the next end step, sacrifice that creature. If you do, return Shifty Doppelganger to the battlefield.

As Shimatsu the Bloodcloaked enters, sacrifice any number of permanents. Shimatsu enters with that many +1/+1 counters on it.

Look at the top four cards of your library. Put one of them into your hand and the rest on the bottom of your library in a random order.

Flying

Whenever Shimmering Glasskite becomes the target of a spell or ability for the first time each turn, counter that spell or ability.

Shinen of Fear's Chill can't block.

Channel — , Discard Shinen of Fear's Chill: Target creature can't block this turn.

All creatures able to block Shinen of Life's Roar do so.

Channel — , Discard Shinen of Life's Roar: All creatures able to block target creature this turn do so.

As Shineshadow Snarl enters, you may reveal a Plains or Swamp card from your hand. If you don't, Shineshadow Snarl enters tapped.

: Add or .

: Add .

, : Target legendary creature gains first strike until end of turn.

Flying (This creature can't be blocked except by creatures with flying or reach.)

: Shivan Hellkite deals 1 damage to any target.

Constellation — Whenever an enchantment you control enters, you may draw a card. If you do, discard a card.

: Exile Shorecrasher Elemental, then return it to the battlefield face down under its owner's control.

: Shorecrasher Elemental gets +1/-1 or -1/+1 until end of turn.

Megamorph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

Protection from Kavu

Whenever Shoreline Salvager deals combat damage to a player, if you control an Island, you may draw a card.

Support 2. (Put a +1/+1 counter on each of up to two target creatures.)

Draw a card.

Target creature gets +2/+4 until end of turn.

Shower of Coals deals 2 damage to each of up to three targets.

Threshold — Shower of Coals deals 4 damage to each of those permanents and/or players instead if seven or more cards are in your graveyard.

When Shrapnel Slinger enters, you may sacrifice a creature. When you do, destroy target artifact an opponent controls.

Shrewd Hatchling enters with four -1/-1 counters on it.

: Target creature can't block Shrewd Hatchling this turn.

Whenever you cast a blue spell, remove a -1/-1 counter from Shrewd Hatchling.

Whenever you cast a red spell, remove a -1/-1 counter from Shrewd Hatchling.

At the beginning of each opponent's upkeep, if that player has one or fewer cards in hand, they lose 3 life.

At the beginning of your upkeep and whenever you cast a green spell, put a charge counter on Shrine of Boundless Growth.

, Sacrifice Shrine of Boundless Growth: Add for each charge counter on Shrine of Boundless Growth.

At the beginning of your upkeep and whenever you cast a white spell, put a charge counter on Shrine of Loyal Legions.

, , Sacrifice Shrine of Loyal Legions: Create a 1/1 colorless Phyrexian Myr artifact creature token for each charge counter on Shrine of Loyal Legions.

Choose one —

• Until end of turn, whenever a creature is dealt damage, destroy it.

• Until end of turn, whenever a creature dies, that creature's controller loses life equal to its toughness.

Entwine (Choose both if you pay the entwine cost.)

When Shrouded Shepherd enters, target creature you control gets +2/+2 until end of turn.

Horsemanship (This creature can't be blocked except by creatures with horsemanship.)

When Shu Soldier-Farmers enters, you gain 4 life.

Flying

Whenever Sibilant Spirit attacks, defending player may draw a card.

Temporal Foresight — When Sibylline Soothsayer enters, reveal cards from the top of your library until you reveal a nonland card with mana value 3 or greater. Exile that card with three time counters on it. If it doesn't have suspend, it gains suspend. Put the rest of the revealed cards on the bottom of your library in a random order.

You may exile a black card with mana value X from your hand rather than pay this spell's mana cost.

Target creature gets -X/-X until end of turn.

Wither (This deals damage to creatures in the form of -1/-1 counters.)

Eminence — Whenever you attack with one or more Knights, if Sidar Jabari of Zhalfir is in the command zone or on the battlefield, draw a card, then discard a card.

Flying, first strike

Whenever Sidar Jabari deals combat damage to a player, return target Knight creature card from your graveyard to the battlefield.

Exploit (When this creature enters, you may sacrifice a creature.)

When Sidisi's Faithful exploits a creature, return target creature to its owner's hand.

Lieutenant — At the beginning of combat on your turn, if you control your commander, create two 1/1 red Goblin creature tokens. Those tokens gain haste until end of turn.

, Sacrifice a Goblin: Siege-Gang Lieutenant deals 1 damage to any target.

Flying, trample

Humans you control get +1/+1.

Coven — Whenever Sigarda attacks, if you control three or more creatures with different powers, look at the top five cards of your library. You may reveal a Human creature card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

As Sigarda's Splendor enters, note your life total.

At the beginning of your upkeep, draw a card if your life total is greater than or equal to the last noted life total for Sigarda's Splendor. Then note your life total.

Whenever you cast a white spell, you gain 1 life.

As long as you've put one or more +1/+1 counters on a creature this turn, Sigardian Paladin has trample and lifelink.

: Target creature you control with a +1/+1 counter on it gains trample and lifelink until end of turn.

At the beginning of combat on your turn, creatures you control with toughness 4 or greater get +2/+2 and gain vigilance until end of turn.

Sightless Ghoul can't block.

Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

Whenever a creature you control enters, if that creature is 1/1, put two +1/+1 counters on it.

At the beginning of combat on your turn, mill a card. When you do, if there are four or more creature cards in your graveyard, put a +1/+1 counter on target creature you control and it gains deathtouch until end of turn. (To mill a card, put the top card of your library into your graveyard.)

Whenever you cast an enchantment spell, create a 4/4 white Angel creature token with flying.

Whenever a creature is put into your graveyard from the battlefield, you may pay . If you do, return that card to your hand.

, Tap two untapped Wizards you control: Copy target instant or sorcery spell. You may choose new targets for the copy.

Sigiled Contender has lifelink as long as it has a +1/+1 counter on it. (Damage dealt by this creature also causes you to gain that much life.)

Backup 1 (When this creature enters, put a +1/+1 counter on target creature. If that's another creature, it gains the following ability until end of turn.)

Vigilance

: Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Target player draws two cards and loses 2 life.

Search your library for three creature cards and reveal them. If you reveal three cards with different names, choose one of them at random and put that card into your hand. Shuffle the rest into your library.

When Signature Spells enters the battlefield, seek two instant and/or sorcery cards with mana value 3, then exile them.

At the beginning of your upkeep, you may copy a card exiled with Signature Spells. You may cast the copy without paying its mana cost.