, Sacrifice Smelt-Ward Ignus: Gain control of target creature with power 3 or less until end of turn. Untap that creature. It gains haste until end of turn. Activate only as a sorcery.

Lifelink

When Smoldering Werewolf enters, it deals 1 damage to each of up to two target creatures.

: Transform Smoldering Werewolf.

Menace (This creature can't be blocked except by two or more creatures.)

As long as you control a Goblin or Orc, Snarling Warg gets +1/+0.

When Snooping Newsie enters, mill two cards. (Put the top two cards of your library into your graveyard.)

As long as there are five or more mana values among cards in your graveyard, Snooping Newsie gets +1/+1 and has lifelink.

Enchant creature

Enchanted creature has flying.

Enchanted creature has first strike as long as it's blocking and you control a snow land.

, : Return Snow Hound and target green or blue creature you control to their owner's hand.

Conjure a duplicate of each of X target nontoken permanents into your hand. Those cards perpetually gain "You may spend mana as though it were mana of any color to cast this spell." If X is 5 or more, you may put one of them from your hand onto the battlefield.

: Add .

(: Add or .)

Snowfield Sinkhole enters tapped.

Flying

When Soaring Sandwing enters, you gain 3 life.

Plainscycling (, Discard this card: Search your library for a Plains card, reveal it, put it into your hand, then shuffle.)

Double team (When this creature attacks, conjure a duplicate into your hand, then both of them perpetually lose double team.)

Whenever a creature you control becomes blocked, it gets +1/+1 until end of turn.

: Target creature you control gains trample until end of turn. (It can deal excess combat damage to the player or planeswalker it's attacking.)

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.)

Reach (This creature can block creatures with flying.)

Morbid — Somberwald Spider enters with two +1/+1 counters on it if a creature died this turn.

Whenever Somberwald Vigilante becomes blocked by a creature, Somberwald Vigilante deals 1 damage to that creature.

: Add one mana of any color.

, : Untap another target artifact.

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

, : Target creature can't be blocked this turn.

Menace

Each creature you control with menace can't be blocked except by three or more creatures.

Flying

, Return a land you control to its owner's hand: Target player mills two cards.

: Choose two target blocking creatures controlled by the same opponent. If each of those creatures could block all creatures that the other is blocking, remove both of them from combat. Each one then blocks all creatures the other was blocking.

Whenever Sorrow's Path becomes tapped, it deals 2 damage to you and each creature you control.

Whenever Soul of Windgrace enters or attacks, you may put a land card from a graveyard onto the battlefield tapped under your control.

, Discard a land card: You gain 3 life.

, Discard a land card: Draw a card.

, Discard a land card: Soul of Windgrace gains indestructible until end of turn. Tap it.

As long as you've visited an Attraction this turn, Soul Swindler has indestructible. (Damage and effects that say "destroy" don't destroy it.)

When Soul Swindler enters, open an Attraction. (Put the top card of your Attraction deck onto the battlefield.)

Partner with Soulblade Corrupter (When this creature enters, target player may put Soulblade Corrupter into their hand from their library, then shuffle.)

When Soulblade Renewer enters, support 2. (Put a +1/+1 counter on each of up to two other target creatures.)

Soulsworn Spirit can't be blocked.

When Soulsworn Spirit enters, detain target creature an opponent controls. (Until your next turn, that creature can't attack or block and its activated abilities can't be activated.)

Whenever you cast a spell with an odd mana value, convert Soundwave. If you do, create Ravage, a legendary 3/3 black Robot artifact creature token with menace and deathtouch.

Whenever you cast a spell with an even mana value, convert Soundwave. If you do, create Laserbeak, a legendary 2/2 blue Robot artifact creature token with flying and hexproof.

Flying

As Sower of Discord enters, choose two players.

Whenever damage is dealt to one of the chosen players, the other chosen player also loses that much life.

Devoid (This card has no color.)

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

When you cast this spell, search your library for a land card, put it onto the battlefield, then shuffle.

When you cast this spell, if it was kicked, exile target land.

Spectacle (You may cast this spell for its spectacle cost rather than its mana cost if an opponent lost life this turn.)

Flying, trample

At the beginning of your upkeep, Spawn of Mayhem deals 1 damage to each player. Then if you have 10 or less life, put a +1/+1 counter on Spawn of Mayhem.

Flying

When Spawn of Thraxes enters, it deals damage to any target equal to the number of Mountains you control.

Cohort — , Tap an untapped Ally you control: Tap target creature.

Devoid (This card has no color.)

When you cast this spell, create three 0/1 colorless Eldrazi Spawn creature tokens with "Sacrifice this creature: Add ."

, Sacrifice an Eldrazi: Spawn-Gang Commander deals 2 damage to any target.

Spawning Breath deals 1 damage to any target. Create a 0/1 colorless Eldrazi Spawn creature token. It has "Sacrifice this creature: Add ."

Whenever a Kraken, Leviathan, Octopus, or Serpent you control deals combat damage to a player, create a 9/9 blue Kraken creature token.

Spawning Pool enters tapped.

: Add .

: Spawning Pool becomes a 1/1 black Skeleton creature with ": Regenerate this creature" until end of turn. It's still a land. (If it regenerates, the next time it would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Trample

Whenever Spawnwrithe deals combat damage to a player, create a token that's a copy of Spawnwrithe.

Put a double strike counter on target creature, then goad each creature that had a double strike counter put on it this way. (Until your next turn, those creatures attack each combat if able and attack a player other than you if able.)

Overload (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Enchant creature

Enchanted creature gets +2/+2 and has protection from each color. This effect doesn't remove Auras. (It can't be blocked, targeted, or dealt damage by anything that's white, blue, black, red, or green.)

Counter target spell. Create X Treasure tokens, where X is that spell's mana value. (They're artifacts with ", Sacrifice this artifact: Add one mana of any color.")

Whenever you cast a noncreature spell, put a +1/+1 counter on Spellgorger Weird.

Whenever you cast an instant or sorcery spell, Spellrune Howler gets +2/+2 until end of turn.

Nightbound (If a player casts at least two spells during their own turn, it becomes day next turn.)

Assist (Another player can pay up to of this spell's cost.)

When Spellweaver Duo enters, you may return target tapped creature to its owner's hand.

Imprint — When Spellweaver Helix enters, you may exile two target sorcery cards from a single graveyard.

Whenever a player casts a card, if it has the same name as one of the cards exiled with Spellweaver Helix, you may copy the other. If you do, you may cast the copy without paying its mana cost.

Spells that target Spellwild Ouphe cost less to cast.

Flying

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

You may look at the top card of your library any time.

This spell can't be countered.

Flying

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Instant and sorcery spells you control can't be countered.

Whenever you cast an instant or sorcery spell, you may put a charge counter on Sphinx-Bone Wand. If you do, Sphinx-Bone Wand deals damage equal to the number of charge counters on it to any target.

When Spiderwig Boggart enters, target creature gains fear until end of turn. (It can't be blocked except by artifact creatures and/or black creatures.)

Spike Worker enters with two +1/+1 counters on it.

, Remove a +1/+1 counter from Spike Worker: Put a +1/+1 counter on target creature.