Creatures and lands you control have shroud. (They can't be the targets of spells or abilities.)

When a creature you control attacks, sacrifice Spiritual Asylum.

When Spiritual Guardian enters, you gain 4 life.

Create a 1/1 colorless Spirit creature token.

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.)

Spit Flame deals 4 damage to target creature.

Whenever a Dragon you control enters, you may pay . If you do, return Spit Flame from your graveyard to your hand.

Spite of Mogis deals damage to target creature equal to the number of instant and sorcery cards in your graveyard. Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

: Each player loses 1 life.

Destroy target creature and target land.

When Spiteful Hexmage enters, create a Cursed Role token attached to target creature you control. (If you control another Role on it, put that one into the graveyard. Enchanted creature is 1/1.)

During your turn, Spiteful Prankster has first strike.

Whenever another creature dies, Spiteful Prankster deals 1 damage to target player or planeswalker.

Bestow (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)

Whenever Spiteful Returned or enchanted creature attacks, defending player loses 2 life.

Enchanted creature gets +1/+1.

Sliver creatures you control have "Whenever this creature is dealt damage, it deals that much damage to target player or planeswalker."

At the beginning of each player's draw step, that player draws an additional card.

Whenever a player draws a card, Spiteful Visions deals 1 damage to that player.

(Transforms from Vance's Blasting Cannons.)

: Add .

, : Spitfire Bastion deals 3 damage to any target.

Landfall — Whenever a land you control enters, this creature deals 1 damage to each opponent.

Flying

: Spitting Drake gets +1/+0 until end of turn. Activate only once each turn.

Reach (This creature can block creatures with flying.)

Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

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

Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.)

Whenever Spitting Slug blocks or becomes blocked, you may pay . If you do, Spitting Slug gains first strike until end of turn. Otherwise, each creature blocking or blocked by Spitting Slug gains first strike until end of turn.

Offspring (You may pay an additional as you cast this spell. If you do, when this creature enters, create a 1/1 token copy of it.)

When this creature enters, tap up to one target creature and put a stun counter on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Whenever you cast an instant or sorcery spell, create a Sorcerer Role token attached to up to one other target creature you control. (If you control another Role on it, put that one into the graveyard. Enchanted creature gets +1/+1 and has "Whenever this creature attacks, scry 1.")

First strike

Unleash (You may have this creature enter with a +1/+1 counter on it. It can't block as long as it has a +1/+1 counter on it.)

Return all land cards from your graveyard to the battlefield tapped.

Create a 3/3 colorless Phyrexian Golem artifact creature token.

Splice onto instant or sorcery (As you cast an instant or sorcery 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.)

Enchant creature

Enchanted creature has ": Create a token that's a copy of this creature, except it has haste. Exile that token at the beginning of the next end step."

: Splintering Wind deals 1 damage to target creature. Create a 1/1 green Splinter creature token. It has flying and "Cumulative upkeep ." When it leaves the battlefield, it deals 1 damage to you and each creature you control. (At the beginning of its controller's upkeep, that player puts an age counter on it, then sacrifices it unless they pay its upkeep cost for each age counter on it.)

When Split Screen enters, shuffle your library and deal it into four libraries. If anything refers to your library, choose one of your libraries for it.

Play with your libraries' top cards revealed.

When Split Screen leaves the battlefield, shuffle your libraries together.

Exile up to five target permanent cards from your graveyard and separate them into two piles. An opponent chooses one of those piles. Put that pile into your hand and the other into your graveyard. (Piles can be empty.)

When Splitskin Doll enters, draw a card. Then discard a card unless you control another creature with power 2 or less.

Choose one —

• Target player discards two cards.

• Target player reveals their hand. You choose a card from it. That player discards that card.

As an additional cost to cast this spell, sacrifice an artifact.

Create two tapped Powerstone tokens. If the sacrificed artifact was legendary, draw a card. (The tokens are artifacts with ": Add . This mana can't be spent to cast a nonartifact spell.")

Create an X/X black Horror creature token, where X is the number of creatures that died this turn.

Target creature you control gets +1/+0 until end of turn for each mana from a Treasure that was spent to cast this spell. Then that creature deals damage equal to its power to target creature an opponent controls.

Search your library for a Plains, Island, Swamp, Mountain, or Forest card and put that card onto the battlefield. Then shuffle.

When Spontaneous Artist enters, you get (an energy counter).

Pay : Target creature gains haste until end of turn.

Target creature gets +2/+2 until end of turn. Put a flying counter on it.

Flash

Enchant creature

Enchanted creature gets -X/-0, where X is the number of cards in your graveyard.

Domain — Create a 1/1 green Saproling creature token for each basic land type among lands you control.

When this creature dies, draw a card.

Sacrifice Spore Frog: Prevent all combat damage that would be dealt this turn.

Graft 2 (This creature enters with two +1/+1 counters on it. Whenever another creature enters, you may move a +1/+1 counter from this creature onto it.)

: Regenerate target creature with a +1/+1 counter on it.

Reach

Landfall — Whenever a land you control enters, create a 1/1 green Saproling creature token.

Reach, hexproof from blue

Whenever Sporeweb Weaver is dealt damage, you gain 1 life and create a 1/1 green Saproling creature token.

At the beginning of your upkeep, you may put a fungus counter on target nontoken creature.

Whenever a creature with a fungus counter on it dies, create a 1/1 green Saproling creature token for each fungus counter on that creature.

When Sporogenesis leaves the battlefield, remove all fungus counters from all creatures.

At the beginning of your upkeep, put a spore counter on Sporoloth Ancient.

Creatures you control have "Remove two spore counters from this creature: Create a 1/1 green Saproling creature token."

Flying

When Spotter Thopter enters, scry X, where X is its power.

//PRT-Prototype_Mech//

Prototype (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.)

2/3

Enchant Swamp

When enchanted land becomes tapped, destroy it.

When Spreading Algae is put into a graveyard from the battlefield, return Spreading Algae to its owner's hand.

Gain control of target creature you don't control until end of turn. Untap that creature. It gains haste until end of turn.

Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)

Destroy target land. Its controller loses 2 life.

Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.