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.)

When Swashbuckler Extraordinaire enters the battlefield, create a Treasure token. (It's an artifact with ", Sacrifice this artifact: Add one mana of any color.")

Whenever you attack, you may sacrifice one or more Treasures. When you do, up to that many target creatures gain double strike until end of turn.

Enchant creature

Enchanted creature gets +2/+2 and has haste.

Vigilance

Whenever Swathcutter Giant attacks, it deals 1 damage to each creature defending player controls.

Each player shuffles their hand, graveyard, and all permanents they own into their library, then draws seven cards. Each player's life total becomes 7.

Return target creature to its owner's hand. If that creature is attacking, you may put it on top of its owner's library instead.

Target creature you control gains double strike until end of turn. (Then exile this card. You may cast the artifact later from exile.)

Flash

Cascade

Reach

When Sweet-Gum Recluse enters the battlefield, put three +1/+1 counters on each of any number of target creatures that entered the battlefield this turn.

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

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

Swelter deals 2 damage to each of two target creatures.

Change the target of target spell with a single target.

Until end of turn, target creature gets +1/+0 and gains first strike and lifelink.

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

Draw a card at the beginning of the next turn's upkeep.

Flash

Enchant creature or Vehicle

Enchanted permanent is a Vehicle artifact with crew 5 and it loses all other card types. (It's not a creature unless it's crewed.)

Counter all other spells. Draw a card for each spell countered this way.

Exile target nontoken creature. Return it to the battlefield under its owner's control at the beginning of the next end step.

Flying

When Swift Warkite enters the battlefield, you may put a creature card with mana value 3 or less from your hand or graveyard onto the battlefield. That creature gains haste. Return it to your hand at the beginning of the next end step.

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.)

Equip

Swiftwater Cliffs enters the battlefield tapped.

When Swiftwater Cliffs enters the battlefield, you gain 1 life.

: Add or .

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.

Visit — After the first combat phase this turn, there's an additional combat phase. At the beginning of that combat, untap all creatures that attacked this turn.

Lights — 4, 6

Threshold — Swirling Sandstorm deals 5 damage to each creature without flying if seven or more cards are in your graveyard.

Choose one or both —

• Put target creature on top of its owner's library.

• Return target creature to its owner's hand.

Flying, vigilance

Flying, haste

Whenever Swooping Pteranodon or another Dinosaur with flying enters the battlefield under your control, gain control of target creature an opponent controls until end of turn. Untap that creature. It gains flying and haste until end of turn. At the beginning of the next end step, target land deals 3 damage to that creature.

Commander creatures you own have "Whenever this creature attacks a player, if no opponent has more life than that player, this creature can't be blocked this turn."

: Target attacking creature gets -1/-0 until end of turn.

Equipped creature gets +2/+2 and has protection from Rogues and from Clerics.

Whenever equipped creature deals combat damage to a player, create a 4/4 gold Dragon creature token with flying and roll a d20 (a twenty-sided die). If you roll a 20, repeat this process.

Equip

Equipped creature gets +2/+2 and has protection from red and from blue.

Whenever equipped creature deals combat damage to a player, Sword of Fire and Ice deals 2 damage to any target and you draw a card.

Equip

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 +5/+5.

Whenever equipped creature deals damage to a creature, exile that creature. (Exile it only if it's still on the battlefield.)

Equip (: Attach to target creature you control. Equip only as a sorcery. This card enters the battlefield unattached and stays on the battlefield if the creature leaves.)

Equipped creature gets +2/+2 and has protection from blue and from black.

Whenever equipped creature deals combat damage to a player, surveil 2. Then you may cast an instant or sorcery spell with mana value 2 or less from your graveyard without paying its mana cost. If that spell would be put into your graveyard, exile it instead.

Equip

Sword of the Ages enters the battlefield tapped.

, Sacrifice Sword of the Ages and any number of creatures you control: Sword of the Ages deals X damage to any target, where X is the total power of the creatures sacrificed this way, then exile Sword of the Ages and those creature cards.

: Target legendary creature gets +2/+2 until end of turn.

As long as equipped creature is tapped, tapped creatures you control get +2/+0.

As long as equipped creature is untapped, untapped creatures you control get +0/+2.

: You may tap or untap equipped creature.

Equip

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

Whenever equipped creature deals combat damage to a player, put a +1/+1 counter on a creature you control, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Equip

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

Whenever equipped creature deals combat damage to a player, Sword of War and Peace deals damage to that player equal to the number of cards in their hand and you gain 1 life for each card in your hand.

Equip

Reveal the top three cards of your library. For each of those cards, put that card into your hand unless any opponent pays 3 life. Then exile the rest.

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.

: Sworn Defender's power becomes the toughness of target creature blocking or being blocked by Sworn Defender minus 1 until end of turn, and Sworn Defender's toughness becomes 1 plus the power of that creature until end of turn.

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.

When Symbiotic Wurm dies, create seven 1/1 green Insect creature tokens.

Knightlifelink (Damage dealt by Knights you control also causes you to gain that much life.)

: Syr Cadian, Knight Owl gains vigilance until end of turn. Activate only from sunrise to sunset.

: Syr Cadian, Knight Owl gains flying until end of turn. Activate only from sunset to sunrise.

Choose one. If you control a commander as you cast this spell, you may choose both instead.

• Each opponent sacrifices a creature they control with the greatest power.

• Exile all opponents' graveyards, then create X 0/1 black Thrull creature tokens, where X is the greatest power among creature cards exiled this way.

Whenever a source you control deals noncombat damage to a creature equal to that creature's toughness, draw a card.

, : If a source you control would deal noncombat damage to a permanent or player this turn, it deals that much damage plus X instead.

Enchant land

When Tainted Well enters the battlefield, draw a card.

Enchanted land is a Swamp.

When Taj-Nar Swordsmith enters the battlefield, you may pay . If you do, search your library for an Equipment card with mana value X or less, put that card onto the battlefield, then shuffle.

Converge — Tajuru Stalwart enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it.

Choose one —

• Take Down deals 4 damage to target creature with flying.

• Take Down deals 1 damage to each creature with flying.