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.)

Trample

Silburlind Snapper can't attack unless you've cast a noncreature spell this turn.

Partner with Trynn, Champion of Freedom (When this creature enters the battlefield, target player may put Trynn into their hand from their library, then shuffle.)

Menace

Sacrifice a Human: Put a +1/+1 counter on Silvar, Devourer of the Free. It gains indestructible until end of turn.

Flash

Bushido 1 (Whenever this creature blocks or becomes blocked, it gets +1/+1 until end of turn.)

: Regenerate Skeletal Wurm.

Haste

Echo—Sacrifice two lands. (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

Devoid (This card has no color.)

Flying

Whenever you cast a colorless spell, Sky Scourer gets +1/+0 until end of turn.

Slurrk, All-Ingesting enters the battlefield with five +1/+1 counters on it.

Whenever Slurrk or another creature you control dies, if it had a +1/+1 counter on it, put a +1/+1 counter on each creature you control that has a +1/+1 counter on it.

Partner (You can have two commanders if both have partner.)

Lifelink

As an additional cost to cast this spell, discard a card at random.

Sonic Seizure deals 3 damage to any target.

Spend only black and/or red mana on X.

Soul Burn deals X damage to any target. You gain life equal to the damage dealt, but not more than the amount of spent on X, the player's life total before the damage was dealt, the planeswalker's loyalty before the damage was dealt, or the creature's toughness.

Destroy all nonartifact permanents.

Defender (This creature can't attack.)

, Sacrifice Soulsworn Jury: Counter target creature spell.

Counter target spell unless its controller pays , where X is the greatest power among creatures you control.

If an artifact would deal damage to you, prevent 1 of that damage.

Bestow (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)

Whenever Spiteful Returned or enchanted creature attacks, defending player loses 2 life.

Enchanted creature gets +1/+1.

This spell costs less to cast for each creature in your party. (Your party consists of up to one each of Cleric, Rogue, Warrior, and Wizard.)

You gain 3 life and draw three cards.

: Add .

, : Create a 0/1 white Goat creature token.

, Sacrifice X Goats: Add X mana of any one color. You gain X life.

: Return two target cards from an opponent's graveyard to their hand. Destroy target attacking creature.

Sacrifice a land: Add one mana of any type the sacrificed land could produce.

Vigilance

, : Steadfast Armasaur deals damage equal to its toughness to target creature blocking or blocked by it.

Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

When Stingscourger enters the battlefield, return target creature an opponent controls to its owner's hand.

Hexproof

Lieutenant — As long as you control your commander, Stormsurge Kraken gets +2/+2 and has "Whenever Stormsurge Kraken becomes blocked, you may draw two cards."

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.

Exile target artifact or land. Structural Distortion deals 2 damage to that permanent's controller.

When this creature enters the battlefield,

exile target creature card with converted mana cost 2 or less from your graveyard. If it has augment, combine it with a host you control. Otherwise, put it onto the battlefield.

Flying

Sturmgeist's power and toughness are each equal to the number of cards in your hand.

Whenever Sturmgeist deals combat damage to a player, draw a card.

Sulfur Falls enters the battlefield tapped unless you control an Island or a Mountain.

: Add or .

If a red spell would deal damage to a permanent or player, it deals that much damage plus 1 to that permanent or player instead.

Sulfurous Blast deals 2 damage to each creature and each player. If you cast this spell during your main phase, Sulfurous Blast deals 3 damage to each creature and each player instead.

You may spend white mana as though it were red mana.

When Sunscourge Champion enters the battlefield, you gain life equal to its power.

Eternalize—, Discard a card. (, Discard a card, Exile this card from your graveyard: Create a token that's a copy of it, except it's a 4/4 black Zombie Human Wizard with no mana cost. Eternalize only as a sorcery.)

Until end of turn, target creature gets +2/+0 and gains "When this creature dies, return it to the battlefield tapped under its owner's control."

Tap another untapped Rogue you control: Sure-Footed Infiltrator can't be blocked this turn.

Whenever Sure-Footed Infiltrator deals combat damage to a player, draw a card.

Surge Mare can't be blocked by green creatures.

Whenever Surge Mare deals damage to an opponent, you may draw a card. If you do, discard a card.

: Surge Mare gets +2/-2 until end of turn.

Destroy target black or red creature that's attacking or blocking. You gain 2 life.

Creatures you control get +1/+1 until end of turn. If you control a Kithkin, draw a card.

Whenever you augment, enchant, or mutate a creature you control, draw a card.

: Add , , , , or .

( can be paid with either or 2 life.)

Choose target card in a graveyard other than a basic land card. Search its owner's graveyard, hand, and library for any number of cards with the same name as that card and exile them. Then that player shuffles their library.

Ripple 4 (When you cast this spell, you may reveal the top four cards of your library. You may cast spells with the same name as this spell from among those cards without paying their mana costs. Put the rest on the bottom of your library.)

Target player discards a card.

Enchant creature

Enchanted creature gets +2/+2.

Ripple 4 (When you cast this spell, you may reveal the top four cards of your library. You may cast spells with the same name as this spell from among those cards without paying their mana costs. Put the rest on the bottom of your library.)

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.

When Surrakar Banisher enters the battlefield, you may return target tapped creature to its owner's hand.

Whenever you cast an instant or sorcery spell, you may put a charge counter on Surrakar Spellblade.

Whenever Surrakar Spellblade deals combat damage to a player, you may draw X cards, where X is the number of charge counters on it.

Flying

When Surveilling Sprite dies, you may draw a card.

, Exile Surveyor's Scope: Search your library for up to X basic land cards, where X is the number of players who control at least two more lands than you. Put those cards onto the battlefield, then shuffle your library.

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

Target creature gets +1/+0 and gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Investigate. (Create a colorless Clue artifact token with ", Sacrifice this artifact: Draw a card.")