As Shared Triumph enters, choose a creature type.

Creatures of the chosen type get +1/+1.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)

Choose one —

• Shatter the Source deals 6 damage to target creature, planeswalker, or battle.

• Destroy target artifact.

Casualty 1 (As you cast this spell, you may sacrifice a creature with power 1 or greater. When you do, copy this spell and you may choose a new target for the copy.)

Target creature an opponent controls perpetually gets -0/-3.

Shatterskull Smashing deals X damage divided as you choose among up to two target creatures and/or planeswalkers. If X is 6 or more, Shatterskull Smashing deals twice X damage divided as you choose among them instead.

Choose one —

• Each opponent sacrifices a nontoken creature of their choice.

• Each opponent sacrifices a creature token of their choice.

• Each opponent sacrifices a planeswalker of their choice.

As Shifting Sky enters, choose a color.

All nonland permanents are the chosen color.

As Shimmer enters, choose a land type.

Each land of the chosen type has phasing. (It phases in or out before its controller untaps during each of their untap steps. While it's phased out, it's treated as though it doesn't exist.)

When Shivan Sand-Mage enters, choose one —

• Remove two time counters from target permanent or suspended card.

• Put two time counters on target permanent with a time counter on it or suspended card.

Suspend 4—

Choose target creature you control. Turn it face up if it's face down. Then it deals damage equal to its power to each other creature.

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.)

Replicate (When you cast this spell, copy it for each time you paid its replicate cost. You may choose new targets for the copies.)

Target Mountain becomes a 3/1 creature. It's still a land.

Flash

Flying

Whenever Sigarda's Vanguard enters or attacks, choose any number of creatures with different powers. Those creatures gain double strike until end of turn.

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

Deathtouch

Whenever Silas Renn, Seeker Adept deals combat damage to a player, choose target artifact card in your graveyard. You may cast that card this turn.

Partner (You can have two commanders if both have partner.)

Reach (This creature can block creatures with flying.)

As Silhana Starfletcher enters, choose a color.

: Add one mana of the chosen color.

Choose two —

• Counter target noncreature spell.

• Return target permanent to its owner's hand.

• Target creature gets -3/-3 until end of turn.

• Destroy target planeswalker.

Choose two —

• Target creature gets +3/+3 and gains flying until end of turn.

• Return target creature card with mana value 2 or less from your graveyard to the battlefield.

• Target player draws a card and loses 1 life.

• Target opponent sacrifices a creature of their choice.

As Silverquill Silencer enters, choose a nonland card name.

Whenever an opponent casts a spell with the chosen name, they lose 3 life and you draw a card.

When Sin Collector enters, target opponent reveals their hand. You choose an instant or sorcery card from it and exile that card.

Choose three target creature cards in your graveyard. Return two of them at random to the battlefield and put the other on the bottom of your library.

Choose target creature. Roll a six-sided die.

1 — It has base toughness 1 until end of turn.

2 — Put two -1/-1 counters on it.

3 — Six-Sided Die deals 3 damage to it and you gain 3 life.

4 — It gets -4/-4 until end of turn.

5 — Destroy it.

6 — Exile it.

Riot (This creature enters with your choice of a +1/+1 counter or haste.)

Flying

: Skarrgan Hellkite deals 2 damage divided as you choose among one or two targets. Activate only if Skarrgan Hellkite has a +1/+1 counter on it.

: Choose one. Activate only once each turn.

• Until end of turn, Skinshifter becomes a Rhino with base power and toughness 4/4 and gains trample.

• Until end of turn, Skinshifter becomes a Bird with base power and toughness 2/2 and gains flying.

• Until end of turn, Skinshifter becomes a Plant with base power and toughness 0/8.

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.)

Skrelv, Defector Mite can't block.

, : Choose a color. Another target creature you control gains toxic 1 and hexproof from that color until end of turn. It can't be blocked by creatures of that color this turn. ( can be paid with either or 2 life.)

When Skyship Weatherlight enters, search your library for any number of artifact and/or creature cards, exile them, then shuffle.

, : Choose a card at random that was exiled with Skyship Weatherlight. Put that card into its owner's hand.

Choose one —

• Slagstorm deals 3 damage to each creature.

• Slagstorm deals 3 damage to each player.

Each player chooses any number of creatures they control with total power 4 or less, then sacrifices all other creatures they control.

When Slithermuse leaves the battlefield, choose an opponent. If that player has more cards in hand than you, draw cards equal to the difference.

Evoke (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters.)

Whenever Smart Ass attacks, choose a card name. If defending player has no cards with the chosen name in their hand, they may reveal their hand. If they don't reveal their hand, Smart Ass can't be blocked this turn.

Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Target creature you control fights up to one target creature you don't control.

As Sol Grail enters, choose a color.

: Add one mana of the chosen color.

: Choose target opponent. Regenerate Soldevi Sentry. When it regenerates this way, that player may draw a card.

At the beginning of your end step, choose one that hasn't been chosen —

• Draw a card.

• Each opponent loses 2 life and you gain 2 life.

• Sol'kanar the Tainted deals 3 damage to up to one other target creature or planeswalker.

• Exile Sol'kanar, then return it to the battlefield under an opponent's control.

As this artifact enters, look at an opponent's hand, then choose any card name.

Activated abilities of sources with the chosen name can't be activated unless they're mana abilities.

Soul Echo enters with X echo counters on it.

You don't lose the game for having 0 or less life.

At the beginning of your upkeep, sacrifice Soul Echo if there are no echo counters on it. Otherwise, target opponent may choose that for each 1 damage that would be dealt to you until your next upkeep, you remove an echo counter from Soul Echo instead.

Choose one —

• Counter target spell unless its controller pays .

• Draw two cards.

Choose one. If you control an artifact and an enchantment as you cast this spell, you may choose both instead.

• Exile target creature or planeswalker.

• Return target creature or planeswalker card from your graveyard to your hand.

Gear Up, sponsored by Wizards of the Coast — As Souvenir T-Shirt enters, roll two six-sided dice. For each Magic-branded item you're wearing, roll an additional six-sided die. Choose two of those results.

Equipped creature gets +X/+Y, where X is the first chosen result and Y is the second.

Equip

When Spara's Bodyguard enters the battlefield, you may choose a creature card in your hand. If you do, it perpetually gains "This creature enters the battlefield with an additional shield counter on it." Otherwise, put a shield counter on Spara's Bodyguard. (If it would be dealt damage or destroyed, remove a shield counter from it instead.)

At the beginning of each combat, Spara's Bodyguard gets +1/+1 until end of turn for each shield counter among other creatures you control.

At the beginning of combat on your turn, choose any number of target planeswalkers you control. Until end of turn, they become 3/3 blue Bird creatures with flying, hexproof, and "Whenever this creature deals combat damage to a player, scry 1." (They're no longer planeswalkers. Loyalty abilities can still be activated.)

Target opponent reveals their hand. You may choose a nonland card from it. If you do, that player exiles that card. If a nonblack card is exiled this way, exile a card from your hand.

Choose one —

• Change the text of target spell or permanent by replacing all instances of one basic land type with another. (This effect lasts indefinitely.)

• Change the text of target spell or permanent by replacing all instances of one color word with another. (This effect lasts indefinitely.)

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

Choose one —

• Counter target spell.

• Surveil 2, then draw two cards. (To surveil 2, look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

Flying

Whenever Sphinx Ambassador deals combat damage to a player, search that player's library for a card, then that player chooses a card name. If you searched for a creature card that doesn't have that name, you may put it onto the battlefield under your control. Then that player shuffles.

You may choose not to untap Spirit Shield during your untap step.

, : Target creature gets +0/+2 for as long as Spirit Shield remains tapped.

Will of the council — Choose target instant or sorcery spell. Starting with you, each player votes for denial or duplication. If denial gets more votes, counter the spell. If duplication gets more votes or the vote is tied, copy the spell. You may choose new targets for the copy.

Choose target player. Return half the creatures they control to their owner's hand, rounded up.

Choose one —

• Destroy all tapped creatures.

• Destroy all untapped creatures.

Choose a card name. Reveal cards from the top of your library until you reveal a card with that name, then put that card into your hand. Exile all other cards revealed this way, and you lose 1 life for each of the exiled cards.

Spreading Flames deals 6 damage divided as you choose among any number of target creatures.