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.)

, 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.)

Scry 2, then draw a card.

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

Exile target creature card from your graveyard. Create X 1/1 white Bird creature tokens with flying, where X is the exiled card's toughness.

Scoured Barrens enters tapped.

When Scoured Barrens enters, you gain 1 life.

: Add or .

When Scourge of Fleets enters, return each creature your opponents control with toughness X or less to its owner's hand, where X is the number of Islands you control.

Flying

: Scourge of Kher Ridges deals 2 damage to each creature without flying.

: Scourge of Kher Ridges deals 6 damage to each other creature with flying.

At the beginning of your upkeep, you lose 2 life if you don't control an Ogre.

Enchant creature

As long as enchanted creature is red, it gets +1/+1 and has ": This creature gets +1/+0 until end of turn."

As long as enchanted creature is white, it gets +1/+1 and has lifelink. (Damage dealt by the creature also causes its controller to gain that much life.)

Flying

Dethrone (Whenever this creature attacks the player with the most life or tied for most life, put a +1/+1 counter on it.)

Whenever Scourge of the Throne attacks for the first time each turn, if it's attacking the player with the most life or tied for most life, untap all attacking creatures. After this phase, there is an additional combat phase.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Enchant creature

When Scourgemark enters, draw a card.

Enchanted creature gets +1/+0.

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

Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. If this spell was kicked, create two 1/1 white Soldier creature tokens.

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.

Whenever Scrap Trawler or another artifact you control is put into a graveyard from the battlefield, return to your hand target artifact card in your graveyard with lesser mana value.

: Scrapbasket becomes all colors until end of turn.

Whenever an artifact or enchantment is put into your graveyard from the battlefield, you gain 1 life.

Double strike (This creature deals both first-strike and regular combat damage.)

When Scrapper Champion enters, you get (two energy counters).

Whenever Scrapper Champion attacks, you may pay . If you do, put a +1/+1 counter on it.

Gift a card (You may promise an opponent a gift as you cast this spell. If you do, when it enters, they draw a card.)

Reach

When Scrapshooter enters, if the gift was promised, destroy target artifact or enchantment an opponent controls.

When Scrapwork Rager enters, 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 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.

Deathtouch

Whenever Scream Puff deals combat damage to a player, create a Food token. (It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

Target creature gets +5/+0 and gains haste until end of turn.

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.

Flying

: Creatures you control get +1/+0 until end of turn.

Flying

Metalcraft — Whenever Screeching Silcaw deals combat damage to a player, if you control three or more artifacts, that player mills four cards.

All Slivers have ": Target player mills a card."

, , Sacrifice Scribe of the Mindful: Return target instant or sorcery card from your graveyard to your hand.

: Manifest a card from your hand. (Put that card onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)

Whenever you cast a noncreature spell, put a lore counter on Scroll of the Masters.

, : Target creature you control gets +1/+1 until end of turn for each lore counter on Scroll of the Masters.

Target opponent chooses an artifact card in their graveyard. Put that card onto the battlefield under your control.

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

Flying

When Sculpted Perfection enters, incubate 2. (Create an Incubator token with two +1/+1 counters on it and ": Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.)

Phyrexians you control get +1/+1.

You may have Sculpting Steel enter as a copy of any artifact on the battlefield.

Menace

Whenever Scurrilous Sentry enters or attacks, it connives. (Draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on this creature.)

Myriad, myriad (Whenever this creature attacks, for each opponent other than defending player, you may create a token that's a copy of this creature that's tapped and attacking that player or a planeswalker they control. Then do it again. Exile the tokens at end of combat.)

Whenever Scurry of Squirrels deals combat damage to a player, put a +1/+1 counter on target creature you control.

Landfall — Whenever a land you control enters, create a 1/1 green Insect creature token. If you control six or more lands, create a token that's a copy of Scute Swarm instead.

: Add one mana of any color.

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

At the beginning of combat on your turn, if you control two or more multicolored permanents, Scuttling Butler gains double strike until end of turn.

Scuttling Doom Engine can't be blocked by creatures with power 2 or less.

When Scuttling Doom Engine dies, it deals 6 damage to target opponent or planeswalker.

Sliver creatures you control have ": Untap this creature."

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

Equipped creature gets +2/+2.

Whenever a creature dealt damage by equipped creature this turn dies, return that card to the battlefield under your control. Attach Scythe of the Wretched to that creature.

Equip

Shroud (This creature can't be the target of spells or abilities.)

When Scythe Tiger enters, sacrifice it unless you sacrifice a land.