Bloodthirst 2 (If an opponent was dealt damage this turn, this creature enters the battlefield with two +1/+1 counters on it.)

Menace (This creature can't be blocked except by two or more creatures.)

Flying, haste, protection from white

: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.)

When Stormbreath Dragon becomes monstrous, it deals damage to each opponent equal to the number of cards in that player's hand.

Trample

Megamorph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

Flying

If noncombat damage would be dealt to Stormwild Capridor, prevent that damage. Put a +1/+1 counter on Stormwild Capridor for each 1 damage prevented this way.

Choose one —

• Put two +1/+1 counters on target creature you control.

• Put two lore counters on target Saga you control. The next time one or more enchantment creatures enter the battlefield under your control this turn, each enters with two additional +1/+1 counters on it.

Flying

Megamorph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

When Stratus Dancer is turned face up, counter target instant or sorcery spell.

Backup 1 (When this creature enters the battlefield, put a +1/+1 counter on target creature. If that's another creature, it gains the following ability until end of turn.)

This creature assigns combat damage equal to its toughness rather than its power.

Choose target creature you control. Put a +1/+1 counter on it for each creature in your party. (Your party consists of up to one each of Cleric, Rogue, Warrior, and Wizard.)

Put two +1/+1 counters on each creature you control.

Flying

Whenever a permanent entering the battlefield causes a triggered ability to trigger, counter that ability unless its controller pays .

: Add . Put a point counter on Strixhaven Stadium.

Whenever a creature deals combat damage to you, remove a point counter from Strixhaven Stadium.

Whenever a creature you control deals combat damage to an opponent, put a point counter on Strixhaven Stadium. Then if it has ten or more point counters on it, remove them all and that player loses the game.

At the beginning of your end step, if an opponent lost life this turn, put a +1/+1 counter on target Vampire you control.

Stromkirk Noble can't be blocked by Humans.

Whenever Stromkirk Noble deals combat damage to a player, put a +1/+1 counter on it.

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.

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

Menace (This creature can't be blocked except by two or more creatures.)

If Stronghold Confessor was kicked, it enters the battlefield with two +1/+1 counters on it.

As Struggle for Project Purity enters the battlefield, choose Brotherhood or Enclave.

• Brotherhood — At the beginning of your upkeep, each opponent draws a card. You draw a card for each card drawn this way.

• Enclave — Whenever a player attacks you with one or more creatures, that player gets twice that many rad counters.

Counter target noncreature spell unless its controller pays .

Ferocious — If you control a creature with power 4 or greater, counter that spell instead.

When Stumpsquall Hydra enters the battlefield, distribute X +1/+1 counters among it and any number of commanders.

Counter target spell unless its controller pays . Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Subterranean Hangar enters the battlefield tapped.

: Put a storage counter on Subterranean Hangar.

, Remove any number of storage counters from Subterranean Hangar: Add for each storage counter removed this way.

Choose one or both —

• Target creature gets -1/-1 until end of turn.

• Put a +1/+1 counter on target creature.

Vigilance

Ward (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

When Su-Chi Cave Guard dies, add eight . Until end of turn, you don't lose this mana as steps and phases end.

Counter target spell and Suffocating Blast deals 3 damage to target creature.

Exile all other spells and counter all abilities.

If a creature spell you cast this turn was countered by a spell or ability an opponent controlled, you may pay rather than pay this spell's mana cost.

Look at the top seven cards of your library. You may put a creature card from among them onto the battlefield. Put the rest on the bottom of your library in any order.

Whenever you're dealt damage, put that many charge counters on Sun Droplet.

At the beginning of each upkeep, you may remove a charge counter from Sun Droplet. If you do, you gain 1 life.

Bolster X, where X is the number of cards in your hand. Each creature you control with a +1/+1 counter on it gains trample until end of turn. (To bolster X, choose a creature with the least toughness among creatures you control and put X +1/+1 counters on it.)

Sunburst (This enters the battlefield 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.

Exile all creatures. Incubate X, where X is the number of creatures exiled this way. (Create an Incubator token with X +1/+1 counters on it and ": Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.)

Enchant land

Enchanted land has ": Counter target spell unless its controller pays ."

Vigilance

When Sunrise Seeker enters the battlefield, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on this creature, then put the card back or put it into your graveyard.)

Sunset Pyramid enters the battlefield with three brick counters on it.

, , Remove a brick counter from Sunset Pyramid: Draw a card.

, : Scry 1.

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

Flying

When Supply-Line Cranes enters the battlefield, put a +1/+1 counter on target creature.

This spell can't be countered.

Destroy all creatures.

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)

Whenever Suq'Ata Assassin attacks and isn't blocked, defending player gets a poison counter. <I>(A player with ten or more poison counters loses the game.)</I>

Whenever you discard a creature card, put a +1/+1 counter on Surly Badgersaur.

Whenever you discard a land card, create a Treasure token. (It's an artifact with ", Sacrifice this artifact: Add one mana of any color.")

Whenever you discard a noncreature, nonland card, Surly Badgersaur fights up to one target creature you don't control.

Flash

This spell can't be countered.

Creature spells you control can't be countered.

Other creatures you control have trample.

Amass Orcs 3, then target player mills X cards, where X is the amassed Army's power. (To amass Orcs 3, put three +1/+1 counters on an Army you control. It's also an Orc. If you don't control an Army, create a 0/0 black Orc Army creature token first.)

, : Choose one that hasn't been chosen —

• Stimpak — Draw a card.

• Fancy Lads Snack Cakes — Create a Food token. (It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

• RadAway — Target player loses all rad counters. Sacrifice Survivor's Med Kit.

This spell costs less to cast if you've sacrificed an artifact this turn.

This spell can't be countered. (This includes by the ward ability.)

Suspicious Detonation deals 4 damage to target creature.

Svyelun of Sea and Sky has indestructible as long as you control at least two other Merfolk.

Whenever Svyelun attacks, draw a card.

Other Merfolk you control have ward . (Whenever another Merfolk you control becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

As an additional cost to cast this spell, tap an untapped creature you control.

Exile target tapped creature. Put a +1/+1 counter on the creature tapped to pay this spell's additional cost.

Counter target enchantment, instant, or sorcery spell. Its controller creates a 2/2 blue Bird creature token with flying.

Swarm Shambler enters the battlefield with a +1/+1 counter on it.

Whenever a creature you control with a +1/+1 counter on it becomes the target of a spell an opponent controls, create a 1/1 green Insect creature token.

, : Put a +1/+1 counter on Swarm Shambler.

Create a Treasure token. (It's an artifact with ", Sacrifice this artifact: Add one mana of any color.")

Amass Orcs 2. (Put two +1/+1 counters on an Army you control. It's also an Orc. If you don't control an Army, create a 0/0 black Orc Army creature token first.)

Creatures you control get +2/+2 until end of turn.

Reinforce X— (, Discard this card: Put X +1/+1 counters on target creature.)

Whenever an opponent casts a spell from their hand, you may reveal the top card of your library. If it shares a card type with that spell, counter that spell and that opponent may cast the revealed card without paying its mana cost.

Whenever equipped creature attacks, put a +1/+1 counter on it.

Whenever equipped creature deals combat damage, roll a d12. If the result is greater than the damage dealt or the result is 12, double the number of +1/+1 counters on that creature.

Equip (: Attach to target creature you control. Equip only as a sorcery.)

Flying, vigilance

When Sword-Swallowing Seraph enters the battlefield, you may put a name sticker on a nonland permanent you own.

, : Put a +1/+1 counter on another target creature with a name sticker on it. Activate only as a sorcery.