, : Create a 1/1 colorless Snake artifact creature token. It has "Whenever this creature deals damage to a player, that player gets a poison counter." (A player with ten or more poison counters loses the game.)

Krakens, Leviathans, Octopuses, and Serpents you control can't be blocked except by Krakens, Leviathans, Octopuses, and Serpents.

When Serpent Warrior enters, you lose 3 life.

Landfall — Whenever a land you control enters,

Augment (, Reveal this card from your hand: Combine it with target host. Augment only as a sorcery.)

Whenever Serpentine Basilisk deals combat damage to a creature, destroy that creature at end of combat.

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

: Serpentine Kavu gains haste until end of turn.

Target creature gains deathtouch until end of turn. (Any amount of damage it deals to a creature is enough to destroy it.)

Flying

: Target attacking or blocking creature gets +2/+2 until end of turn.

Serra Avatar's power and toughness are each equal to your life total.

When Serra Avatar is put into a graveyard from anywhere, shuffle it into its owner's library.

Flying, vigilance

+2: Creatures you control with flying get +1/+1 until end of turn.

−3: Create a 4/4 white Angel creature token with flying and vigilance.

−6: You get an emblem with "If you control a creature, damage that would reduce your life total to less than 1 reduces it to 1 instead."

At the beginning of your upkeep, you may put a verse counter on Serra's Liturgy.

, Sacrifice Serra's Liturgy: Destroy up to X target artifacts and/or enchantments, where X is the number of verse counters on Serra's Liturgy.

Serrated Arrows enters with three arrowhead counters on it.

At the beginning of your upkeep, if there are no arrowhead counters on Serrated Arrows, sacrifice it.

, Remove an arrowhead counter from Serrated Arrows: Put a -1/-1 counter on target creature.

When Serrated Scorpion dies, it deals 2 damage to each opponent and you gain 2 life.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

Servant of the Scale enters with a +1/+1 counter on it.

When Servant of the Scale dies, put X +1/+1 counters on target creature you control, where X is the number of +1/+1 counters on Servant of the Scale.

Inspired — Whenever Servant of Tymaret becomes untapped, each opponent loses 1 life. You gain life equal to the life lost this way.

: Regenerate Servant of Tymaret.

Target creature gets -6/-0 until end of turn.

Fuse (You may cast one or both halves of this card from your hand.)

When Servo Schematic enters or is put into a graveyard from the battlefield, create a 1/1 colorless Servo artifact creature token.

Delve (Each card you exile from your graveyard while casting this spell pays for .)

Put target nonland permanent on top of its owner's library.

Constellation — Whenever an enchantment you control enters, put a +1/+1 counter on Setessan Champion and draw a card.

Heroic — Whenever you cast a spell that targets Setessan Oathsworn, put two +1/+1 counters on Setessan Oathsworn.

Constellation — Whenever an enchantment you control enters, Setessan Skirmisher gets +1/+1 until end of turn.

Strive — This spell costs more to cast for each target beyond the first.

Until end of turn, any number of target creatures each get +1/+1 and gain ": This creature fights another target creature."

Whenever Sethron, Hurloon General or another nontoken Minotaur you control enters, create a 2/3 red Minotaur creature token.

: Minotaurs you control get +1/+0 and gain menace and haste until end of turn. ( can be paid with either or .)

Enchant creature

Enchanted creature gets +2/+2.

Threshold — As long as seven or more cards are in your graveyard, all creatures able to block enchanted creature do so.

Choose one or both —

• Exile target creature you don't control.

• Exile target creature you control, then return it to the battlefield under its owner's control.

Seek a basic land card and put it onto the battlefield tapped. Then seek a permanent card with mana value equal to the number of lands you control.

When Settlement Blacksmith enters, if you control an Equipment, draw a card.

Exile target creature and all other creatures with the same name as that creature.

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

Prevent all damage that would be dealt to Sevinne, the Chronoclasm.

Whenever you cast your first instant or sorcery spell from your graveyard each turn, copy that spell. You may choose new targets for the copy.

, Pay 1 life: Sewer Rats gets +1/+0 until end of turn. Activate no more than three times each turn.

Partner with Brallin, Skyshark Rider

Flying

Whenever you draw a card, put a +1/+1 counter on Shabraz, the Skyshark and you gain 1 life.

: Target Human gains flying until end of turn.

Gain control of target creature until end of turn. Untap that creature. Until end of turn, it gains haste and "Whenever this creature deals damage, destroy target Equipment attached to it."

Until end of turn, each creature you control becomes a black Shade and gains ": This creature gets +1/+1 until end of turn."

The first creature spell you cast each turn costs less to cast.

Whenever an opponent casts their first noncreature spell each turn, Shadow in the Warp deals 2 damage to that player.

If your life total is less than your starting life total, this spell costs less to cast, where X is the difference.

Return to your hand all cards in your graveyard that you cycled or discarded this turn.

Flying, ward

When Shadow Puppeteers enters, create two 1/1 black Faerie Rogue creature tokens with flying.

Whenever a creature you control with flying attacks, you may have it become a red Dragon with base power and toughness 4/4 in addition to its other colors and types until end of turn.

Tap another untapped Rogue you control: Shadow Stinger gains deathtouch until end of turn.

Whenever Shadow Stinger deals combat damage to a player, that player mills three cards. (They put the top three cards of their library into their graveyard.)

A deck can have any number of cards named Shadowborn Apostle.

, Sacrifice six creatures named Shadowborn Apostle: Search your library for a Demon creature card, put it onto the battlefield, then shuffle.

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

Whenever Shadowmage Infiltrator deals combat damage to a player, you may draw a card.

Whenever a creature dies, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

: Each opponent loses 2 life and you gain 2 life. Activate only if there are four or more creature cards in your graveyard.

Shadowstorm deals 2 damage to each creature with shadow.

(: Add or .)

Shadowy Backstreet enters tapped.

When Shadowy Backstreet enters, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

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

Daybound (If a player casts no spells during their own turn, it becomes night next turn.)

Shake the Foundations deals 1 damage to each creature without flying.

Draw a card.

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

Flying

If Shalai's Acolyte was kicked, it enters with two +1/+1 counters on it.

Haste

Whenever a creature you control deals combat damage to a player, put a +1/+1 counter on it.

Ferocious — : Draw a card for each creature you control with power 4 or greater.

Draw a card for each creature you control.

Ferocious — You gain 4 life for each creature you control with power 4 or greater.