Choose one —

• Start from Scratch deals 1 damage to any target.

• Destroy target artifact.

Vehicles you control become artifact creatures until end of turn. Creatures you control get +2/+0 until end of turn.

Target creature gets -2/-0 until end of turn. Create a 2/2 black Zombie creature token with decayed. (It can't block. When it attacks, sacrifice it at end of combat.)

Draw a card.

Until end of turn, target creature becomes a blue Serpent with base power and toughness 4/4.

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

Destroy target artifact, creature, or enchantment.

Counter target spell. If you control a blue creature, draw a card, then discard a card.

Creatures you control get +0/+3 until end of turn.

Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Draw a card.

Put two +1/+1 counters on target creature you control. That creature can't be blocked this turn.

Steam Blast deals 2 damage to each creature and each player.

Roll a six-sided die. Assemble a number of Contraptions equal to the result. (To assemble a Contraption, put the top card of your Contraption deck face up onto one of your sprockets.)

Creatures you control get +1/+1 until end of turn.

Forecast — , Reveal Steeling Stance from your hand: Target creature gets +1/+1 until end of turn. (Activate only during your upkeep and only once each turn.)

Steer Clear deals 2 damage to target attacking or blocking creature. Steer Clear deals 4 damage to that creature instead if you controlled a Mount as you cast this spell.

Destroy all Plains. For each land destroyed this way, Stench of Evil deals 1 damage to that land's controller unless they pay .

Each player may shuffle their hand and graveyard into their library. Each player who does draws seven cards. Exile Step Between Worlds.

Plot (You may pay and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)

Return two target creatures to their owners' hands.

Wizardcycling (, Discard this card: Search your library for a Wizard card, reveal it, put it into your hand, then shuffle.)

Draw two cards, then discard a card. Create a tapped Powerstone token. (It's an artifact with ": Add . This mana can't be spent to cast a nonartifact spell.")

Target creature you control deals damage equal to its power to target creature you don't control. Create a Food token. (It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

Counter target activated or triggered ability. (Mana abilities can't be targeted.)

You draw X cards and you lose X life, where X is the mana value of a commander you own on the battlefield or in the command zone.

Choose one —

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

• Until end of turn, creatures you control gain "Whenever this creature deals damage, you gain that much life."

Entwine (Choose both if you pay the entwine cost.)

Target creature you control gets +2/+2 until end of turn.

Overload (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Return target creature card from your graveyard to your hand.

Threshold — Return that card from your graveyard to the battlefield instead if seven or more cards are in your graveyard.

Discard your hand, then draw two cards. (Then exile this card. You may cast the creature later from exile.)

Return target creature with mana value X to its owner's hand. You create X 1/1 blue Faerie creature tokens with flying.

Target opponent exiles cards from the top of their library until they exile a nonland card. Until end of turn, you may cast that card without paying its mana cost.

Create a token that's a copy of target artifact or creature.

Cipher (Then you may exile this spell card encoded on a creature you control. Whenever that creature deals combat damage to a player, its controller may cast a copy of the encoded card without paying its mana cost.)

Damage can't be prevented this turn. Stomp deals 2 damage to any target.

Reveal the top seven cards of your library, then put those cards on the bottom of your library in any order. If a card named Stomping Slabs was revealed this way, Stomping Slabs deals 7 damage to any target.

Destroy target land.

Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.)

Stonesplitter Bolt deals X damage to target creature or planeswalker. If this spell was bargained, it deals twice X damage to that permanent instead.

Put a +1/+1 counter on target creature you control. Untap that creature.

Create X 1/1 white Pegasus creature tokens with flying, where X is your life total.

When you cast this spell, copy it for each kind of counter among permanents you control. You may choose new targets for the copies.

Return target nonland permanent to its owner's hand.

Draw four cards, then discard two cards. (Then exile this card. You may cast the creature later from exile.)

Target creature gets +1/+0 and gains first strike until end of turn. Scry 1.

Look at the top five cards of your library. You may put up to two permanent cards with mana value 5 or less from among them onto the battlefield. Put the rest on the bottom of your library in a random order.

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

Stormkeld Vanguard can't be blocked by creatures with power 2 or less.

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.

Switch target creature's power and toughness until end of turn.

Splice onto Arcane (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Destroy target creature with toughness 3 or less.

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

Look at the top three cards of your library. Put one of them into your hand and the rest into your graveyard.

Destroy target land or nonblack creature.

Target player gains X life.

Target creature gets -4/-0 until end of turn. If you control a Wizard, draw a card.

Until end of turn, target creature gains trample and gets +X/+X, where X is the number of attacking creatures.

Target creature gets +X/+X until end of turn, where X is the number of lands you control.

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.

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

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