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.

: Scrapbasket becomes all colors until end of turn.

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 Scrivener enters, you may return target instant card from your graveyard to your hand.

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

Defender

: Adapt 3. (If this creature has no +1/+1 counters on it, put three +1/+1 counters on it.)

As long as Scuttlegator has a +1/+1 counter on it, it can attack as though it didn't have defender.

, Discard a card: Create a 0/3 blue Crab creature token.

Delirium — Crabs you control get +1/+1 as long as there are four or more card types among cards in your graveyard.

, : Search your library for a Merfolk permanent card, put it onto the battlefield, then shuffle.

When you control no Islands, sacrifice Seasinger.

You may choose not to untap Seasinger during your untap step.

: Gain control of target creature whose controller controls an Island for as long as you control Seasinger and Seasinger remains tapped.

Cast this spell only during your turn.

Take an extra turn after this one if an opponent cast a blue spell this turn.

Enchant creature

Whenever enchanted creature becomes tapped, Seizures deals 3 damage to that creature's controller unless that player pays .

Create a token that's a copy of target creature you control.

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

Flying

Whenever a creature dealt damage by Seraph this turn dies, put that card onto the battlefield under your control at the beginning of the next end step. Sacrifice the creature when you lose control of Seraph.

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

When Sergeant-at-Arms enters, if it was kicked, create two 1/1 white Soldier creature tokens.

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

Sacrifice Sewerdreg: Exile target card from a graveyard.

Enchant creature

Enchanted creature doesn't untap during its controller's untap step.

: Return Shackles to its owner's hand.

Exile target card from a graveyard. You gain 3 life.

Shadowstorm deals 2 damage to each creature with shadow.

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

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.)

As Shapeshifter enters, choose a number between 0 and 7.

At the beginning of your upkeep, you may choose a number between 0 and 7.

Shapeshifter's power is equal to the last chosen number and its toughness is equal to 7 minus that number.

Destroy target artifact.

: Choose one. You may activate this ability while Shellephant is in any zone.

• Shellephant has base power and toughness 1/4.

• Shellephant has base power and toughness 3/3.

Destroy target artifact.

Dredge 1 (If you would draw a card, you may mill a card instead. If you do, return this card from your graveyard to your hand.)

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.)

Flying

Shinewend enters with a +1/+1 counter on it.

, Remove a +1/+1 counter from Shinewend: Destroy target enchantment.

Whenever Shocker deals damage to a player, that player discards all the cards in their hand, then draws that many cards.

Flying

: Shriekdiver gains haste until end of turn.

Shriekhorn enters with three charge counters on it.

, Remove a charge counter from Shriekhorn: Target player mills two cards.

Target creature gets -5/-0 until end of turn.

Deathtouch

Whenever Shroudstomper enters or attacks, each opponent loses 2 life. You gain 2 life and draw a card.

Change the target of target spell with a single target.

At the beginning of your upkeep, you may have Shyft become the color or colors of your choice. <I>(This effect lasts indefinitely.)</I>

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.

Your opponents can't cast spells this turn.

Put a +1/+1 counter on each of up to X target creatures you control.

Auras, Equipment, and modified creatures you control gain hexproof until end of turn. (Equipment, Auras you control, and counters are modifications.)

Destroy target attacking creature. You gain 3 life.

Each player sacrifices an enchantment of their choice.

: Draw a card and reveal it. If it isn't a land card, discard it.

Destroy target land.

Reach

Whenever Six attacks, mill three cards. You may put a land card from among them into your hand.

During your turn, nonland permanent cards in your graveyard have retrace. (You may cast permanent cards from your graveyard by discarding a land card in addition to paying their other costs.)

Skeletonize deals 3 damage to target creature. When a creature dealt damage this way dies this turn, create a 1/1 black Skeleton creature token with ": Regenerate this creature."

: 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.

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 and has flying.

Equip

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

Trample, haste

At the beginning of the end step, if Skizzik wasn't kicked, sacrifice it.

Until end of turn, target creature you control gets +1/+1 and target creature an opponent controls gets -1/-1.

Equipped creature gets +1/-1.

Whenever equipped creature dies, draw two cards.

Equip

Devour 1 (As this enters, you may sacrifice any number of creatures. This creature enters with that many +1/+1 counters on it.)

When Skullmulcher enters, draw a card for each creature it devoured.

Ninjutsu (, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.)

Whenever Skullsnatcher deals combat damage to a player, exile up to two target cards from that player's graveyard.

Deathtouch

When Skullwinder enters, return target card from your graveyard to your hand, then choose an opponent. That player returns a card from their graveyard to their hand.