Whenever you cast a spell that's both green and blue, Shorecrasher Mimic has base power and toughness 5/3 until end of turn and gains trample until end of turn.

Flash

Enchant artifact or creature

As long as enchanted permanent is a creature, it gets -3/-0 and loses flying.

When Shortcut to Mushrooms enters, the Ring tempts you.

At the beginning of your end step, if a permanent you controlled left the battlefield this turn, put a +1/+1 counter on target creature you control.

When you cast this spell, copy it for each other instant and sorcery spell you've cast this turn. You may choose new targets for the copies.

Put a +1/+1 counter on target creature. It gains vigilance until end of turn.

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.

Flying

Whenever Shrieking Specter attacks, defending player discards a card.

At the beginning of your upkeep and whenever you cast a blue spell, put a charge counter on Shrine of Piercing Vision.

, Sacrifice Shrine of Piercing Vision: Look at the top X cards of your library, where X is the number of charge counters on Shrine of Piercing Vision. Put one of those cards into your hand and the rest on the bottom of your library in any order.

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

When Shu Grain Caravan enters, you gain 2 life.

Delve (Each card you exile from your graveyard while casting this spell pays for .)

When Sibsig Muckdraggers enters, return target creature card from your graveyard to your hand.

Two target creatures each get -1/-1 until end of turn.

As an additional cost to cast this spell, discard X cards.

Sickening Dreams deals X damage to each creature and each player.

Whenever Sickle Dancer attacks, if your team controls another Warrior, Sickle Dancer gets +1/+1 until end of turn.

Living weapon (When this Equipment enters, create a 0/0 black Phyrexian Germ creature token, then attach this to it.)

Equipped creature gets +2/+2.

Equip

Enchant creature

Enchanted creature gets +2/+4.

Enrage — Whenever Siegehorn Ceratops is dealt damage, put two +1/+1 counters on it. (It must survive the damage to get the counters.)

Flying

You and Humans you control have hexproof.

, Exile a card from your graveyard: Create a 1/1 white Human Soldier creature token.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

: Sighted-Caste Sorcerer gains shroud until end of turn. (It can't be the target of spells or abilities.)

Sigil of Distinction enters with X charge counters on it.

Equipped creature gets +1/+1 for each charge counter on Sigil of Distinction.

Equip—Remove a charge counter from Sigil of Distinction.

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.)

Vigilance

: Add one mana of any color.

Strive — This spell costs more to cast for each target beyond the first.

Exile any number of target creatures and all Auras attached to them.

Silent Hallcreeper can't be blocked.

Whenever Silent Hallcreeper deals combat damage to a player, choose one that hasn't been chosen —

• Put two +1/+1 counters on Silent Hallcreeper.

• Draw a card.

• Silent Hallcreeper becomes a copy of another target creature you control.

When Silent-Chant Zubera dies, you gain 2 life for each Zubera that died this turn.

Flying

, Sacrifice Silkwing Scout: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

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

When Silumgar Butcher exploits a creature, target creature gets -3/-3 until end of turn.

Flash (You may cast this spell any time you could cast an instant.)

Flying

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

When Silumgar Sorcerer exploits a creature, counter target creature spell.

As an additional cost to cast this spell, you may reveal a Dragon card from your hand.

Counter target spell unless its controller pays . If you revealed a Dragon card or controlled a Dragon as you cast this spell, counter that spell instead.

Flash

When Silver Shroud Costume enters, attach it to target creature you control. That creature gains shroud until end of turn. (It can't be the target of spells or abilities.)

Equipped creature can't be blocked.

Equip

Whenever you cast a creature spell, choose one —

• Destroy target artifact or enchantment.

• Look at the top five cards of your library. You may put a land card from among them onto the battlefield tapped. Put the rest on the bottom of your library in a random order.

• You gain 4 life.

, Sacrifice Silverchase Fox: Exile target enchantment.

Flying, first strike

Magecraft — Whenever you cast or copy an instant or sorcery spell, target creature gets +1/+0 until end of turn.

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.

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.

: Put a +1/+1 counter on target creature you control.

Whenever one or more +1/+1 counters are put on a creature you control, put that many growth counters on Simic Ascendancy.

At the beginning of your upkeep, if Simic Ascendancy has twenty or more growth counters on it, you win the game.

Choose one —

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

• Permanents you control gain hexproof until end of turn.

• Return target creature to its owner's hand.

Evolve (Whenever a creature you control enters, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.)

, : Move a +1/+1 counter from Simic Fluxmage onto target creature.

Simic Guildgate enters tapped.

: Add or .

Graft 1 (This creature enters with a +1/+1 counter on it. Whenever another creature enters, you may move a +1/+1 counter from this creature onto it.)

: Add or .

, , Sacrifice Simic Locket: Draw two cards.

: Untap Simic Ragworm.

Flying, trample

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

When Simulacrum Synthesizer enters, scry 2.

Whenever another artifact you control with mana value 3 or greater enters, create a 0/0 colorless Construct artifact creature token with "This creature gets +1/+1 for each artifact you control."

, : Tap target creature.

Corrupted — , : Tap target creature. Activate only if an opponent has three or more poison counters.

When Sinister Concierge dies, you may exile it and put three time counters on it. If you do, exile up to one target creature and put three time counters on it. Each card exiled this way that doesn't have suspend gains suspend. (For each card with suspend, its owner removes a time counter from it at the beginning of their upkeep. When the last is removed, they may cast it without paying its mana cost. Those creature spells have haste.)

Conjure a duplicate of each of up to two target nontoken creatures you control into your hand.

Destroy target creature. Its controller loses 2 life.

Cast this spell only during an opponent's turn, before attackers are declared.

Creatures the active player controls attack this turn if able.

At the beginning of the next end step, destroy all non-Wall creatures that player controls that didn't attack this turn. Ignore this effect for each creature the player didn't control continuously since the beginning of the turn.

Sisay, Weatherlight Captain gets +1/+1 for each color among other legendary permanents you control.

: Search your library for a legendary permanent card with mana value less than Sisay's power, put that card onto the battlefield, then shuffle.