Whenever you cast a spell with an odd mana value, convert Soundwave. If you do, create Ravage, a legendary 3/3 black Robot artifact creature token with menace and deathtouch.

Whenever you cast a spell with an even mana value, convert Soundwave. If you do, create Laserbeak, a legendary 2/2 blue Robot artifact creature token with flying and hexproof.

Counter target spell, then assemble a Contraption. (Put the top card of your Contraption deck face up onto one of your sprockets.)

Flying

At the beginning of your postcombat main phase, there is an additional beginning phase after this phase. (The beginning phase includes the untap, upkeep, and draw steps.)

Create a 3/2 red and white Spirit creature token.

Whenever you cast a white spell or a Plains enters the battlefield under your control, you gain 1 life.

Haste

Whenever Stampede Surfer attacks, for each opponent, you create a 2/2 green Boar creature token that‘s tapped and attacking that opponent.

When Stitcher's Supplier enters the battlefield or dies, mill three cards.

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."

A person outside the game looks at target opponent's hand and chooses a nonland card from it. That player discards that card.

Haste

: Another target creature with power 2 or less can't be blocked this turn.

, , Discard your hand: Until end of turn, whenever a creature you control with power 2 or less deals combat damage to a player, draw a card.

Flying

When Subjugator Angel enters the battlefield, tap all creatures your opponents control.

Choose one or more —

• Counter target spell.

• Counter target activated or triggered ability.

• Return target nonland permanent to its owner's hand.

• Create a token that's a copy of target creature you control.

• Target player draws a card.

If an opponent controls a Forest and you control an Island, you may cast this spell without paying its mana cost.

Put target creature on top of its owner's 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.

When Subterranean Scout enters the battlefield, target creature with power 2 or less can't be blocked this turn.

Protection from red

: Subterranean Spirit deals 1 damage to each creature without flying.

Choose one or both —

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

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

At the beginning of your upkeep, each opponent loses 1 life. You gain life equal to the life lost this way.

Target creature gets +2/+2 until end of turn. If it's a host or has augment, it gains lifelink until end of turn.

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.)

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.

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)

Target creature gets -4/-4 until end of turn.

Exile all nonland permanents target player controls. Return the exiled cards to the battlefield under their owner's control at the beginning of the next end step.

Sudden Impact deals damage to target player equal to the number of cards in that player's hand.

Mill four cards, then return a creature card and a land card from your graveyard to your hand.

The owner of target spell or nonland permanent puts it on the top or bottom of their library.

Target creature gets +1/+3 until end of turn. Put a reach counter on it. Untap it.

Tap up to two target creatures. Those creatures don't untap during their controllers' next untap steps. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.)

Exchange control of target noncreature spell and target creature. Then the spell's controller may choose new targets for it.

Destroy target land.

Creatures your opponents control get -1/-1 until end of turn.

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

Target creature gets +3/+0 until end of turn.

Draw a card.

Until end of turn, target creature or Vehicle becomes an artifact creature with base power and toughness 4/5.

Draw a card.

When Suleiman's Legacy enters the battlefield, destroy all Djinns and Efreets. They can't be regenerated.

Whenever a Djinn or Efreet enters the battlefield, destroy it. It can't be regenerated.

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.

: Add .

: Add or . Sulfurous Springs deals 1 damage to you.

: Add , , or .

, , Sacrifice Sultai Banner: Draw a card.

When Sultai Emissary dies, manifest the top card of your library. (Put that card onto the battlefield face down as a 2/2 creature. Turn it face up any time for its mana cost if it's a creature card.)

Enchant creature

Enchanted creature gets +2/+2.

Enchanted creature has deathtouch as long as you control a green or blue permanent. (Any amount of damage it deals to a creature is enough to destroy it.)

When Sultai Skullkeeper enters the battlefield, mill two cards.

Sumala Rumblers's power is equal to the number of creatures you control.

Myriad (Whenever this creature attacks, for each opponent other than defending player, you may create a token that's a copy of this creature that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)

When Sumala Woodshaper enters the battlefield, look at the top four cards of your library. You may reveal a creature or enchantment card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Summary Judgment deals 3 damage to target tapped creature.

Addendum — If you cast this spell during your main phase, it deals 5 damage instead.

As long as you control a Mountain, Summit Apes has menace. (It can't be blocked except by two or more creatures.)

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.)

You may mill three cards. Then return a creature card from your graveyard to the battlefield. (To mill a card, put the top card of your library into your graveyard.)

Imprint — When Summoner's Egg enters the battlefield, you may exile a card from your hand face down.

When Summoner's Egg dies, turn the exiled card face up. If it's a creature card, put it onto the battlefield under your control.

: Create a 2/2 colorless Pincher creature token.

Whenever an artifact is put into a graveyard from the battlefield, you may untap Summoning Station.