At the beginning of each opponent's upkeep, that player loses 1 life for each card fewer than three in their hand.

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.

When Staff of the Storyteller enters, create a 1/1 white Spirit creature token with flying.

Whenever you create one or more creature tokens, put a story counter on Staff of the Storyteller.

, , Remove a story counter from Staff of the Storyteller: Draw a card.

Whenever you cast a green spell or a Forest you control enters, you gain 1 life.

Formidable — Whenever Stampeding Elk Herd attacks, if creatures you control have total power 8 or greater, creatures you control gain trample until end of turn.

Angel spells you cast cost less to cast.

Create a 4/4 white Angel Warrior creature token with flying and vigilance. If this spell was foretold, create X of those tokens instead.

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.)

Heroic — Whenever you cast a spell that targets Staunch-Hearted Warrior, put two +1/+1 counters on Staunch-Hearted Warrior.

Flying

: Steel Hellkite gets +1/+0 until end of turn.

: Destroy each nonland permanent with mana value X whose controller was dealt combat damage by Steel Hellkite this turn. Activate only once each turn.

Target creature you control deals damage equal to its power to target creature you don't control. Create a Food token. (It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

Wither (This deals damage to creatures in the form of -1/-1 counters.)

Whenever Stigma Lasher deals damage to a player, that player can't gain life for the rest of the game.

Return target creature card with mana value X or less from your graveyard to the battlefield.

Create three 2/2 black Zombie creature tokens.

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

When you cycle Stir the Sands, create a 2/2 black Zombie creature token.

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

When Stitched Assistant exploits a creature, scry 1, then draw a card. (To scry 1, look at the top card of your library, then you may put that card on the bottom.)

Stitched Mangler enters tapped.

When Stitched Mangler enters, tap target creature an opponent controls. That creature doesn't untap during its controller's next untap step.

, : Create a 2/2 blue Homunculus creature token, then sacrifice a creature.

When Stitcher's Supplier enters or dies, mill three cards. (Put the top three cards of your library into your graveyard.)

Defender (This creature can't attack.)

Flying

When Stoic Ephemera blocks, sacrifice it at end of combat.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)

Stoke the Flames deals 4 damage to any target.

Damage can't be prevented this turn. Stomp deals 2 damage to any target.

Vigilance

, : Search your library for an Equipment card, put it onto the battlefield, attach it to a creature you control, then shuffle.

Create X 1/1 white Pegasus creature tokens with flying, where X is your life total.

Look at the top five cards of your library. You may put up to two permanent cards with mana value 5 or less from among them onto the battlefield. Put the rest on the bottom of your library in a random order.

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

Whenever one or more creatures you control deal combat damage to a player, create a Treasure token. (It's an artifact with ", Sacrifice this artifact: Add one mana of any color.")

At the beginning of your end step, if you control five or more artifacts, transform Storm the Vault.

Imprint — When Strata Scythe enters, search your library for a land card, exile it, then shuffle.

Equipped creature gets +1/+1 for each land on the battlefield with the same name as the exiled card.

Equip

Constellation — Whenever Strength from the Fallen or another enchantment you control enters, target creature gets +X/+X until end of turn, where X is the number of creature cards in your graveyard.

Enchant creature

Enchanted creature gets +1/+1 for each creature and/or enchantment you control.

Multikicker (You may pay an additional any number of times as you cast this spell.)

Choose target creature, then choose another target creature for each time this spell was kicked. Put X +1/+1 counters on each of them.

Ward

Enrage — Whenever Strong is dealt damage, you get three rad counters and put three +1/+1 counters on Strong.

You gain life rather than lose life from radiation.

Tap one or two target creatures an opponent controls. Put a stun counter on each of them. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Open a sealed Magic booster pack, reveal the cards, and put all creature cards revealed this way onto the battlefield under your control. They're Zombies in addition to their other types. (Remove those cards from your deck before beginning a new game.)

Sunburst (This enters with a +1/+1 counter on it for each color of mana spent to cast it.)

, , Remove a +1/+1 counter from Suncrusher: Destroy target creature.

, Remove a +1/+1 counter from Suncrusher: Return Suncrusher to its owner's hand.

, : End the turn. Activate only during your turn. (Exile all spells and abilities from the stack. Discard down to your maximum hand size. Damage wears off, and "this turn" and "until end of turn" effects end.)

When Sunscorched Desert enters, it deals 1 damage to target player or planeswalker.

: Add .

Sunburst (This enters with a +1/+1 counter on it for each color of mana spent to cast it.)

Formidable — At the beginning of combat on your turn, if creatures you control have total power 8 or greater, target creature you control gains haste until end of turn.

Destroy target land. Create a 1/1 red Goblin creature token.

, Discard a creature card: Search your library for a creature card, reveal that card, put it into your hand, then shuffle.

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

: Draw two cards, then put a card from your hand on top of your library.

: Add .

: Until end of turn, Svogthos, the Restless Tomb becomes a black and green Plant Zombie creature with "This creature's power and toughness are each equal to the number of creature cards in your graveyard." It's still a land.

Converge — Create a 1/1 colorless Thopter artifact creature token with flying for each color of mana spent to cast this spell.

As Swirl the Mists enters, choose a color word.

All instances of color words in the text of spells and permanents are changed to the chosen color word.

Equipped creature gets +2/+2 and has protection from green and from white.

Whenever equipped creature deals combat damage to a player, exile up to one target creature you own, then search your library for a basic land card. Put both cards onto the battlefield under your control, then shuffle.

Equip

Equipped creature gets +1/+1.

Whenever equipped creature attacks, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Equip

Equipped creature gets +1/+2.

Equip

Whenever a 1/1 creature enters under your control, you may return Sword of the Meek from your graveyard to the battlefield, then attach it to that creature.

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

Whenever equipped creature dies, return it to its owner's hand.

Equip

When Sworn to the Legion enters the battlefield, nontoken creatures you control perpetually gain double team. (When a creature with double team attacks, conjure a duplicate into your hand, then both of them perpetually lose double team.)

Whenever you cast a creature spell, it perpetually gains double team.

Vigilance

Whenever Sylvan Shepherd attacks, roll a d20.

1–9 | You gain 1 life.

10–19 | You gain 2 life.

20 | You gain 5 life.

Extort (Whenever you cast a spell, you may pay . If you do, each opponent loses 1 life and you gain that much life.)

At the beginning of each end step, if you gained 4 or more life this turn, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this artifact: Draw a card.")