Chief Engineer

Artifact spells you cast have convoke. (Your creatures can help cast those spells. Each creature you tap while casting an artifact spell pays for or one mana of that creature’s color.)

Misthoof Kirin

Flying, vigilance
Megamorph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.)

Pinion Feast

Destroy target creature with flying. Bolster 2. (Choose a creature with the least toughness among creatures you control and put two +1/+1 counters on it.)

Vandalize

Choose one or both —
• Destroy target artifact.
• Destroy target land.

Volcanic Rush

Attacking creatures get +2/+0 and gain trample until end of turn.

Commune with Lava

Exile the top X cards of your library. Until the end of your next turn, you may play those cards.

Aetherize

Return all attacking creatures to their owner’s hand.

Collateral Damage

As an additional cost to cast this spell, sacrifice a creature.
Collateral Damage deals 3 damage to any target.

See the Unwritten

Reveal the top eight cards of your library. You may put a creature card from among them onto the battlefield. Put the rest into your graveyard.
Ferocious — If you control a creature with power 4 or greater, you may put two creature cards onto the battlefield instead of one.

Dictate of Kruphix

Flash (You may cast this spell any time you could cast an instant.)
At the beginning of each player’s draw step, that player draws an additional card.

Stoke the Flames

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.)
Stoke the Flames deals 4 damage to any target.

Chief Engineer

Artifact spells you cast have convoke. (Your creatures can help cast those spells. Each creature you tap while casting an artifact spell pays for or one mana of that creature’s color.)

Grudge Keeper

Whenever players finish voting, each opponent who voted for a choice you didn’t vote for loses 2 life.

Grim Guardian

Constellation — Whenever Grim Guardian or another enchantment you control enters, each opponent loses 1 life.

Athreos, God of Passage

Indestructible
As long as your devotion to white and black is less than seven, Athreos isn’t a creature.
Whenever another creature you own dies, return it to your hand unless target opponent pays 3 life.

Market Festival

Enchant land
Whenever enchanted land is tapped for mana, its controller adds an additional two mana in any combination of colors.

Polymorphous Rush

Strive — This spell costs more to cast for each target beyond the first.
Choose a creature on the battlefield. Any number of target creatures you control each become a copy of that creature until end of turn.

Riptide Chimera

Flying
At the beginning of your upkeep, return an enchantment you control to its owner’s hand.

Dictate of Kruphix

Flash (You may cast this spell any time you could cast an instant.)
At the beginning of each player’s draw step, that player draws an additional card.

Wight of Precinct Six

Wight of Precinct Six gets +1/+1 for each creature card in your opponents’ graveyards.