Join forces — Starting with you, each player may pay any amount of mana. Each player mills X cards, where X is the total amount of mana paid this way.

Whenever you cast a noncreature spell, create an X/X blue Shark creature token with flying, where X is that spell's mana value.

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

When you cycle Shark Typhoon, create an X/X blue Shark creature token with flying.

: Adapt 1. (If this creature has no +1/+1 counters on it, put a +1/+1 counter on it.)

Whenever one or more +1/+1 counters are put on Sharktocrab, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.

Vigilance

Whenever a creature you control enters, if its power is greater than Sharp-Eyed Rookie's power or its toughness is greater than Sharp-Eyed Rookie's toughness, put a +1/+1 counter on Sharp-Eyed Rookie and investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")

Flying

When Sharuum the Hegemon enters, you may return target artifact card from your graveyard to the battlefield.

Choose one —

• Target opponent reveals their hand and discards all colorless nonland cards.

• Target opponent reveals their hand and discards all multicolored cards.

Each player who controls a creature with power 4 or greater draws a card. Then destroy all creatures.

Flying

Whenever a land an opponent controls enters, you may gain 3 life.

Target opponent reveals their hand. You choose an artifact card from it. That player discards that card.

: Add .

, Sacrifice Shattered Landscape: Search your library for a basic Mountain, Plains, or Swamp card, put it onto the battlefield tapped, then shuffle.

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

Shattered Sanctum enters tapped unless you control two or more other lands.

: Add or .

At the beginning of your end step, this Room deals 1 damage to each opponent.

(You may cast either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.)

Exile target artifact.

Buyback (You may pay an additional as you cast this spell. If you do, put this card into your hand as it resolves.)

Destroy target artifact.

Kicker

Trample, haste

If Shatterskull Charger was kicked, it enters with a +1/+1 counter on it.

At the beginning of your end step, if Shatterskull Charger doesn't have a +1/+1 counter on it, return it to its owner's hand.

This spell costs less to cast for each creature in your party. (Your party consists of up to one each of Cleric, Rogue, Warrior, and Wizard.)

Haste

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.

Destroy all artifacts. They can't be regenerated.

Vigilance

When Shaun & Rebecca, Agents enters, search your graveyard, hand, and library for a card named The Animus and put it onto the battlefield, then shuffle.

: Add . When you do, mill two cards.

: Permanents your opponents control lose hexproof, indestructible, protection, shroud, and ward until end of turn.

Whenever a creature an opponent controls becomes the target of a spell or ability you control, put a bounty counter on that creature.

Whenever a creature with a bounty counter on it dies, put two +1/+1 counters on Shay Cormac.

Destroy target tapped creature.

Awaken 3— (If you cast this spell for , also put three +1/+1 counters on target land you control and it becomes a 0/0 Elemental creature with haste. It's still a land.)

: Target creature loses all "bands with other" abilities until end of turn.

Target creature you control gains protection from the color of your choice until end of turn.

Draw a card.

Enchant creature you control

When Sheltered by Ghosts enters, exile target nonland permanent an opponent controls until Sheltered by Ghosts leaves the battlefield.

Enchanted creature gets +1/+0 and has lifelink and ward .

If Sheltered Valley would enter, instead sacrifice each other permanent named Sheltered Valley you control, then put Sheltered Valley onto the battlefield.

At the beginning of your upkeep, if you control three or fewer lands, you gain 1 life.

: Add .

Enchant creature

When Sheltering Boughs enters, draw a card.

Enchanted creature gets +1/+3.

Target creature gains indestructible until end of turn. Scry 1. (Damage and effects that say "destroy" don't destroy the creature.)

Target creature you control gains hexproof until end of turn. You gain life equal to that creature's toughness. (A creature with hexproof can't be the target of spells or abilities your opponents control.)

Deathtouch

Whenever you draw a card, you gain 2 life.

Whenever an opponent draws a card, they lose 2 life.

Choose one —

• Each opponent sacrifices a nontoken creature.

• Each opponent sacrifices a creature token.

• Each opponent sacrifices a planeswalker.

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

Return target creature card from your graveyard to the battlefield. If this spell was kicked, you gain life equal to that card's mana value. Otherwise, you lose that much life.

Exile Sheoldred's Restoration.

: Each player loses 1 life for each Zombie on the battlefield.

Flying

When Shepherd of the Cosmos enters, return target permanent card with mana value 2 or less from your graveyard to the battlefield.

Foretell (During your turn, you may pay and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

Flying, first strike, vigilance

Sheriff of Safe Passage enters with a +1/+1 counter on it plus an additional +1/+1 counter on it for each other creature you control.

Plot (You may pay and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)

, Sacrifice a creature: Target creature gets +3/+3 until end of turn.

When Shield Broker enters, put a shield counter on target noncommander creature you don't control. You gain control of that creature for as long as it has a shield counter on it. (If it would be dealt damage or destroyed, remove a shield counter from it instead.)

Shield Mare can't be blocked by red creatures.

Whenever Shield Mare enters or becomes the target of a spell or ability an opponent controls, you gain 3 life.

Equipment named Sword of Kaldra, Shield of Kaldra, and Helm of Kaldra have indestructible.

Equipped creature has indestructible. (Damage and effects that say "destroy" don't destroy it.)

Equip

Enchant creature

As long as enchanted creature is green, it gets +1/+1 and has indestructible. (Damage and effects that say "destroy" don't destroy it. If its toughness is 0 or less, it's still put into its owner's graveyard.)

As long as enchanted creature is white, it gets +1/+1 and has flying.

Equipped creature gets +0/+2 and has vigilance.

Whenever equipped creature blocks a creature, that creature doesn't untap during its controller's next untap step.

Equip

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

Whenever Shielded Aether Thief blocks, you get (an energy counter).

, Pay : Draw a card.

Tap two untapped Clerics you control: Prevent all damage target creature would deal this turn.

Tap two untapped Wizards you control: Prevent all damage target spell would deal this turn.

Exchange control of two target lands.

Splice onto Arcane (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Spree (Choose one or more additional costs.)

+ — Exchange control of two target creatures.

+ — Exchange control of two target artifacts.

+ — Exchange control of two target enchantments.

, Exile Shifty Doppelganger: You may put a creature card from your hand onto the battlefield. If you do, that creature gains haste until end of turn. At the beginning of the next end step, sacrifice that creature. If you do, return Shifty Doppelganger to the battlefield.

Flying

Sacrifice another creature: Create a Blood token. If you sacrificed an Angel this way, create a number of Blood tokens equal to its toughness instead.

, Sacrifice six Blood tokens: Return each creature card from your graveyard to the battlefield with a finality counter on it. Those creatures are Vampires in addition to their other types.

Flying

Whenever Shimian Specter deals combat damage to a player, that player reveals their hand. You choose a nonland card from it. Search that player's graveyard, hand, and library for all cards with the same name as that card and exile them. Then that player shuffles.

Flying

As long as you control four or more artifacts, Shimmer Dragon has hexproof.

Tap two untapped artifacts you control: Draw a card.

Look at the top four cards of your library. Put one of them into your hand and the rest on the bottom of your library in a random order.