Whenever a player discards a card, you may pay . If you do, create a 1/1 white Spirit creature token with flying.

As long as you control a permanent of each color, prevent all damage that would be dealt to you.

When Spirit of the Season enters, it gains haste if it's summer. Put a +1/+1 counter on it if it's autumn. You gain 5 life if it's winter. If it's spring, search your library for a basic land card, reveal it, put it into your hand, then shuffle.

Create a 3/2 red and white Spirit creature token.

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.

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

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.

Distribute two -1/-1 counters among one or two target creatures.

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.)

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.)

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.")

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.

As an additional cost to cast this spell, sacrifice a creature.

Spontaneous Combustion deals 3 damage to each creature.

Tap all blocking creatures. Prevent all combat damage that would be dealt this turn. Each attacking creature and each blocking creature doesn't untap during its controller's next untap step.

Reach

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

Whenever Springjack Knight attacks, clash with an opponent. If you win, target creature gains double strike until end of turn. (Each clashing player reveals the top card of their library, then puts that card on the top or bottom. A player wins if their card had a higher mana value.)

Flying

Other creatures you control with flying get +0/+1.

: Other creatures you control with flying get +1/+0 until end of turn.

When Sprouting Thrinax dies, create three 1/1 green Saproling creature tokens.

Spur Grappler gets +2/+1 as long as you control no untapped lands.

Haste

Whenever Squee, Dubious Monarch attacks, create a 1/1 red Goblin creature token that's tapped and attacking.

You may cast Squee, Dubious Monarch from your graveyard by paying and exiling four other cards from your graveyard rather than paying its mana cost.

You may cast Squee, the Immortal from your graveyard or from exile.

Enchant creature

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

When Squire's Devotion enters, create a 1/1 white Vampire creature token with lifelink.

: Reveal a card in your hand, covering the artist credit. Target opponent guesses the artist. If they guess wrong, create a 1/1 green Squirrel creature token.

Enchant land

Enchanted land has ": Create a 1/1 green Squirrel creature token."

Enchant creature

Enchanted creature gets -2/-2.

At the beginning of the upkeep of enchanted creature's controller, that player loses 2 life.

: Untap Staff of Domination.

, : You gain 1 life.

, : Untap target creature.

, : Tap target creature.

, : Draw a card.

Whenever you cast a black spell or a Swamp you control enters, you gain 1 life.

As Staff of the Letter Magus enters, choose a consonant other than N, R, S, or T.

Whenever a player casts a spell, you gain 1 life for each time the chosen letter appears in that spell's name.

Whenever you cast a white spell or a Plains you control enters, you gain 1 life.

Whenever a creature you control deals combat damage to a player, turn that creature face up or put a +1/+1 counter on it.

(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.)

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

When Stalking Leonin enters, secretly choose an opponent.

Reveal the player you chose: Exile target creature that's attacking you if it's controlled by the chosen player. Activate only once.

Flying (This creature can't be blocked except by creatures with flying or reach.)

Renown 1 (When this creature deals combat damage to a player, if it isn't renowned, put a +1/+1 counter on it and it becomes renowned.)

Enchant creature

Enchanted creature has vigilance.

Sacrifice Stamina: Regenerate enchanted creature.

Attacking creatures get +1/+0 and gain trample until end of turn.

Prevent the next 2 damage that would be dealt to target creature this turn.

Vigilance

: Destroy target artifact or creature. That permanent's controller gains control of Starke of Rath. <I>(This effect lasts indefinitely.)</I>

Angel spells you cast cost less to cast.

Create two 1/1 white Warrior creature tokens with vigilance.

Create two 1/1 white Warrior creature tokens with vigilance.

//

Fire

Instant

Fire deals 2 damage divided as you choose among one or two targets.

As long as Static Orb is untapped, players can't untap more than two permanents during their untap steps.

Vigilance (Attacking doesn't cause this creature to tap.)

When Steadfast Sentry dies, put a +1/+1 counter on target creature you control.

Deathtouch

When Steady-Handed Mook enters, it assembles a Contraption. (Put the top card of your Contraption deck face up onto one of your sprockets.)

Put two +1/+1 counters on target creature you control. That creature can't be blocked this turn.

Steam Frigate can't attack unless defending player controls an Island.

Flying, vigilance

When Steamcore Scholar enters, draw two cards. Then discard two cards unless you discard an instant or sorcery card or a creature card with flying.

Steel Dromedary enters tapped with two +1/+1 counters on it.

Steel Dromedary doesn't untap during your untap step if it has a +1/+1 counter on it.

At the beginning of combat on your turn, you may move a +1/+1 counter from Steel Dromedary onto target creature.

Steel Leaf Champion can't be blocked by creatures with power 2 or less.