Choose two target players. Each of them searches their library for a card, then shuffles and puts that card on top.

Scholar of New Horizons enters the battlefield with a +1/+1 counter on it.

, Remove a counter from a permanent you control: Search your library for a Plains card and reveal it. If an opponent controls more lands than you, you may put that card onto the battlefield tapped. If you don't put the card onto the battlefield, put it into your hand. Then shuffle.

When Scholar of the Ages enters the battlefield, return up to two target instant and/or sorcery cards from your graveyard to your hand.

When Scholarship Sponsor enters the battlefield, each player who controls fewer lands than the player who controls the most lands searches their library for a number of basic land cards less than or equal to the difference, puts those cards onto the battlefield tapped, then shuffles.

Trample

Whenever Scion of Darkness deals combat damage to a player, you may put target creature card from that player's graveyard onto the battlefield under your control.

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

: Scion of Glaciers gets +1/-1 until end of turn.

Flying

Whenever you gain life, put a +1/+1 counter on Scion of the Swarm.

Devoid (This card has no color.)

When Scion Summoner enters the battlefield, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this creature: Add ." ( represents colorless mana.)

Kicker (You may pay an additional as you cast this spell.)

When Scorch Rider enters the battlefield, if it was kicked, it gains haste until end of turn.

Destroy target land. Scorch the Fields deals 1 damage to each Human creature.

If Scorched Ruins would enter the battlefield, sacrifice two untapped lands instead. If you do, put Scorched Ruins onto the battlefield. If you don't, put it into its owner's graveyard.

: Add .

Scorching Dragonfire deals 3 damage to target creature or planeswalker. If that creature or planeswalker would die this turn, exile it instead.

Scorching Missile deals 4 damage to target player or planeswalker.

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Scorching Spear deals 1 damage to any target.

Scorchmark deals 2 damage to target creature. If that creature would die this turn, exile it instead.

Scoria Cat gets +3/+3 as long as you control no untapped lands.

At the beginning of your upkeep, flip a coin. If you lose the flip, return Scoria Wurm to its owner's hand.

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

, Sacrifice this creature: Draw a card.

: Scornful Aether-Lich gains fear and vigilance until end of turn. (Attacking doesn't cause it to tap, and it can't be blocked except by artifact creatures and/or black creatures.)

Exile target enchantment. Search its controller's graveyard, hand, and library for all cards with the same name as that enchantment and exile them. Then that player shuffles.

Exile target permanent.

Delirium — This spell costs less to cast if there are four or more card types among cards in your graveyard.

Draw three cards.

When Scourge Devil enters the battlefield, creatures you control get +1/+0 until end of turn.

Unearth (: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Scourge of Geier Reach gets +1/+1 for each creature your opponents control.

Flying

You may cast Scourge of Nel Toth from your graveyard by paying and sacrificing two creatures rather than paying its mana cost.

Trample

Scourge of Skola Vale enters the battlefield with two +1/+1 counters on it.

, Sacrifice another creature: Put a number of +1/+1 counters on Scourge of Skola Vale equal to the sacrificed creature's toughness.

Kicker

When you cast this spell, if it was kicked, each player loses half their life, rounded up.

Scourge of the Skyclaves's power and toughness are each equal to 20 minus the highest life total among players.

Flying

Whenever Scourge of Valkas or another Dragon enters the battlefield under your control, it deals X damage to any target, where X is the number of Dragons you control.

: Scourge of Valkas gets +1/+0 until end of turn.

First strike

Delirium — Scourge Wolf has double strike as long as there are four or more card types among cards in your graveyard.

, Sacrifice Scourglass: Destroy all permanents except for artifacts and lands. Activate only during your upkeep.

Reveal the top five cards of your library. You may put a creature or land card from among them into your hand. Put the rest into your graveyard.

Search your library for any number of basic land cards, reveal those cards, then shuffle and put them on top.

: Target player exiles a card from their graveyard.

, Sacrifice Scrabbling Claws: Exile target card from a graveyard. Draw a card.

For each nonland permanent, choose a player at random. Then each player gains control of each permanent for which they were chosen. Untap those permanents.

Each player exiles all artifact cards from their graveyard, then sacrifices all artifacts they control, then puts all cards they exiled this way onto the battlefield.

, Sacrifice an artifact with mana value X: Return target artifact card with mana value less than X from your graveyard to the battlefield. It gains haste until end of turn.

Scrapdiver Serpent can't be blocked as long as defending player controls an artifact.

Scrapheap Scrounger can't block.

, Exile another creature card from your graveyard: Return Scrapheap Scrounger from your graveyard to the battlefield.

Whenever Scrappy Bruiser attacks, up to one target attacking creature gets +2/+0 and gains trample until end of turn. Return that creature to its owner's hand at end of combat. (Return it only if it's on the battlefield.)

When Scrapwork Cohort enters the battlefield, create a 1/1 colorless Soldier artifact creature token.

Unearth (: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

When Scrapwork Rager enters the battlefield, you draw a card and you lose 1 life.

Unearth (: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Modular 2 (This creature enters the battlefield with two +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

, Sacrifice an artifact: Search your library for a Construct card, reveal it, put it into your hand, then shuffle.

, Sacrifice another artifact: Scrapyard Steelbreaker gets +2/+1 until end of turn.

Trample

Bio-Plasmic Scream — Whenever you cast a creature spell with mana value 5 or greater, Screamer-Killer deals 5 damage to any target.

Flying

Whenever Screaming Phantom attacks, mill a card. (Put the top card of your library into your graveyard.)

Equipped creature gets +0/+3 and has ", : Target player mills three cards."

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

Dash (You may cast this spell for its dash cost. If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the next end step.)

, Exile a card from your graveyard: Screams of the Damned deals 1 damage to each creature and each player.

Flying

When Screeching Buzzard dies, each opponent discards a card.

Flying

: Target creature can't block Screeching Griffin this turn.