Flash (You may cast this spell any time you could cast an instant.)

Enchant creature or Vehicle

When Aether Meltdown enters the battlefield, you get (two energy counters).

Enchanted creature gets -4/-0.

: Add .

, : Add .

, : Add or .

Sweep — Return any number of Mountains you control to their owner's hand. Barrel Down Sokenzan deals damage to target creature equal to twice the number of Mountains returned this way.

Kicker—Sacrifice two lands. (You may sacrifice two lands in addition to any other costs as you cast this spell.)

Target player discards two cards. If this spell was kicked, that player discards three cards instead.

Assist (Another player can pay up to of this spell's cost.)

Destroy target creature with power 4 or greater.

Choose one —

• Burn Down the House deals 5 damage to each creature and each planeswalker.

• Create three 1/1 red Devil creature tokens with "When this creature dies, it deals 1 damage to any target." They gain haste until end of turn.

Destroy target creature with power 4 or greater. (Then exile this card. You may cast the creature later from exile.)

Investigate, then target creature gets +1/+1 until end of turn for each Clue you control. (To investigate, create a colorless Clue artifact token with ", Sacrifice this artifact: Draw a card.")

Nonwhite creatures with power 3 or greater don't untap during their controllers' untap steps.

: Add .

Enchant creature

Enchanted creature has flying.

Sacrifice Crown of Ascension: Enchanted creature and other creatures that share a creature type with it gain flying until end of turn.

Play with the top card of your library revealed.

As long as the top card of your library is a creature card, creatures you control that share a color with that card get +1/+1.

: Put the top card of your library on the bottom of your library.

, : Tap target creature. Gain control of that creature instead if you control artifacts named Scepter of Empires and Throne of Empires.

Enchant creature

Enchanted creature gets +1/+0 and has first strike.

Sacrifice Crown of Fury: Enchanted creature and other creatures that share a creature type with it get +1/+0 and gain first strike until end of turn.

Enchant creature

Enchanted creature gets +2/-1.

Sacrifice Crown of Suspicion: Enchanted creature and other creatures that share a creature type with it get +2/-1 until end of turn.

Enchant creature

Enchanted creature gets +1/+1.

Sacrifice Crown of Vigor: Enchanted creature and other creatures that share a creature type with it get +1/+1 until end of turn.

When Crown-Hunter Hireling enters the battlefield, you become the monarch.

Crown-Hunter Hireling can't attack unless defending player is the monarch.

Outlast (, : Put a +1/+1 counter on this creature. Outlast only as a sorcery.)

Target player discards two cards.

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

You may sacrifice a Mountain rather than pay this spell's mana cost.

Target creature gets +X/+0 until end of turn, where X is the number of Mountains you control.

Target creature you don't control gets -4/-0 until end of turn.

Overload (You may cast this spell for its overload cost. If you do, change its text by replacing all instances of "target" with "each.")

Drakestown Forgotten enters the battlefield with X +1/+1 counters on it, where X is the number of creature cards in all graveyards.

, Remove a +1/+1 counter from Drakestown Forgotten: Target creature gets -1/-1 until end of turn.

Choose one. If you control a commander as you cast this spell, you may choose both.

• Target player draws X cards.

• Target player mills twice X cards.

Return target creature to its owner's hand.

Choose one —

• Counter target spell with mana value less than or equal to the number of cards in its controller's graveyard.

• Destroy target creature with mana value less than or equal to the number of cards in its controller's graveyard.

Drowned Catacomb enters the battlefield tapped unless you control an Island or a Swamp.

: Add or .

Whenever you cast a blue spell, target player mills two cards.

Devoid (This card has no color.)

When Drowner of Hope enters the battlefield, create two 1/1 colorless Eldrazi Scion creature tokens. They have "Sacrifice this creature: Add ."

Sacrifice an Eldrazi Scion: Tap target creature.

When Drownyard Amalgam enters the battlefield, target player mills three cards. (They put the top three cards of their library into their graveyard.)

: Drownyard Amalgam can't be blocked this turn.

When Drownyard Explorers enters the battlefield, investigate. (Create a colorless Clue artifact token with ", Sacrifice this artifact: Draw a card.")

Target creature you control explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on the creature, then put the card back or put it into your graveyard.)

You may play an additional land this turn.

Reveal the top X plus one cards of your library and separate them into two piles. An opponent chooses one of those piles. Put that pile into your hand and the other into your graveyard.

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

Flying

Gadrak, the Crown-Scourge can't attack unless you control four or more artifacts.

At the beginning of your end step, create a Treasure token for each nontoken creature that died this turn. (It's an artifact with ", Sacrifice this artifact: Add one mana of any color.")

: Add .

, : Put a +1/+1 counter on each creature you control.

, : Tap target creature.

Exploit (When this creature enters the battlefield, you may sacrifice a creature.)

When Gurmag Drowner exploits a creature, look at the top four cards of your library. Put one of them into your hand and the rest into your graveyard.

Indestructible

As long as your devotion to white is less than five, Heliod isn't a creature.

Whenever you gain life, put a +1/+1 counter on target creature or enchantment you control.

: Another target creature gains lifelink until end of turn.

Target creature blocks target creature this turn if able.

Kabira Takedown deals damage equal to the number of creatures you control to target creature or planeswalker.

Kinship — At the beginning of your upkeep, you may look at the top card of your library. If it shares a creature type with Leaf-Crowned Elder, you may reveal it. If you do, you may play that card without paying its mana cost.

Choose one —

• Return target creature card from your graveyard to your hand.

• Return two target Pirate cards from your graveyard to your hand.

Each attacking creature gets +1/+0 until end of turn for each nonbasic land defending player controls.

: Add .

, : Target player mills three cards.

+2: Create a Food token. (It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

+1: Target artifact or creature loses all abilities and becomes a green Elk creature with base power and toughness 3/3.

−5: Exchange control of target artifact or creature you control and target creature an opponent controls with power 3 or less.

Enrage — Whenever Overgrown Armasaur is dealt damage, create a 1/1 green Saproling creature token.

Sacrifice a land: You gain 3 life.

(: Add or .)

As Overgrown Tomb enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

When Protector of the Crown enters the battlefield, you become the monarch.

All damage that would be dealt to you is dealt to Protector of the Crown instead.

: Add . Spend this mana only to cast artifact spells or activate abilities of artifacts.

, : Search your library for a card named Heart-Piercer Bow or Vial of Dragonfire, reveal it, put it into your hand, then shuffle.