Kaboom!

Choose any number of target players or planeswalkers. For each of them, reveal cards from the top of your library until you reveal a nonland card, Kaboom! deals damage equal to that card's mana value to that player or planeswalker, then you put the revealed cards on the bottom of your library in any order.

Xander's Lounge

({T}: Add {U}, {B}, or {R}.)
This land enters tapped.
Cycling {3} ({3}, Discard this card: Draw a card.)

Spara's Headquarters

({T}: Add {G}, {W}, or {U}.)
This land enters tapped.
Cycling {3} ({3}, Discard this card: Draw a card.)

Burnout

Counter target instant spell if it's blue.
Draw a card at the beginning of the next turn's upkeep.

Jetmir's Garden

({T}: Add {R}, {G}, or {W}.)
This land enters tapped.
Cycling {3} ({3}, Discard this card: Draw a card.)

Taiga

Pandemonium

Whenever a creature enters, that creature's controller may have it deal damage equal to its power to any target of their choice.

Opulent Palace

This land enters tapped.
{T}: Add {B}, {G}, or {U}.

Bombard

Bombard deals 4 damage to target creature.

Detonate

Destroy target artifact with mana value X. It can't be regenerated. Detonate deals X damage to that artifact's controller.

Dominate

Gain control of target creature with mana value X or less.

Infest

All creatures get -2/-2 until end of turn.

Abrade

Choose one —
• Abrade deals 3 damage to target creature.
• Destroy target artifact.

Zagoth Triome

({T}: Add {B}, {G}, or {U}.)
This land enters tapped.
Cycling {3} ({3}, Discard this card: Draw a card.)

Immolation

Enchant creature
Enchanted creature gets +2/-2.

Exile

Exile target nonwhite attacking creature. You gain life equal to its toughness.

Indatha Triome

({T}: Add {W}, {B}, or {G}.)
This land enters tapped.
Cycling {3} ({3}, Discard this card: Draw a card.)

Fireblast

You may sacrifice two Mountains rather than pay this spell's mana cost.
Fireblast deals 4 damage to any target.

Tundra

Implode

Defile

Target creature gets -1/-1 until end of turn for each Swamp you control.

Inferno

Inferno deals 6 damage to each creature and each player.

Dispel

Granulate

Destroy each nonland artifact with mana value 4 or less.

Befuddle

Target creature gets -4/-0 until end of turn.
Draw a card.

Raugrin Triome

({T}: Add {U}, {R}, or {W}.)
This land enters tapped.
Cycling {3} ({3}, Discard this card: Draw a card.)

Condemn

Put target attacking creature on the bottom of its owner's library. Its controller gains life equal to its toughness.

Ziatora's Proving Ground

({T}: Add {B}, {R}, or {G}.)
This land enters tapped.
Cycling {3} ({3}, Discard this card: Draw a card.)

Insurrection

Untap all creatures and gain control of them until end of turn. They gain haste until end of turn.

Galvanize

Galvanize deals 3 damage to target creature. If you've drawn two or more cards this turn, Galvanize deals 5 damage to that creature instead.

Vandalblast

Destroy target artifact you don't control.
Overload {4}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Delete

Delete deals X damage to each nonartifact creature and each player.

Erase

Negate

Savai Triome

({T}: Add {R}, {W}, or {B}.)
This land enters tapped.
Cycling {3} ({3}, Discard this card: Draw a card.)

Mortify

Chromatic Lantern

Lands you control have "{T}: Add one mana of any color."
{T}: Add one mana of any color.

Murder

Disintegrate

Disintegrate deals X damage to any target. If it's a creature, it can't be regenerated this turn, and if it would die this turn, exile it instead.

Deface

Choose one —
• Destroy target artifact.
• Destroy target creature with defender.

Disappear

Enchant creature
{U}: Return enchanted creature and this Aura to their owners' hands.

Execute

Destroy target white creature. It can't be regenerated.
Draw a card.

Encrust

Enchant artifact or creature
Enchanted permanent doesn't untap during its controller's untap step and its activated abilities can't be activated.

Aggravate

Aggravate deals 1 damage to each creature target player controls. Each creature dealt damage this way attacks this turn if able.

Decimate

Destroy target artifact, target creature, target enchantment, and target land. (You can't cast this spell unless you have legal choices for all its targets.)

Char

Char deals 4 damage to any target and 2 damage to you.

Crush

Pulverize

You may sacrifice two Mountains rather than pay this spell's mana cost.
Destroy all artifacts.

Savage Lands

This land enters tapped.
{T}: Add {B}, {R}, or {G}.

Dispatch

Tap target creature.
Metalcraft — If you control three or more artifacts, exile that creature.

Firebolt

Firebolt deals 2 damage to any target.
Flashback {4}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Exterminate!

Replicate—Tap an untapped Dalek you control. (When you cast this spell, copy it for each time you paid its replicate cost. You may choose new targets for the copies.)
Destroy target creature. Its controller loses 3 life.

Underground Sea

Dread

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)
Whenever a creature deals damage to you, destroy it.
When Dread is put into a graveyard from anywhere, shuffle it into its owner's library.

Raffine's Tower

({T}: Add {W}, {U}, or {B}.)
This land enters tapped.
Cycling {3} ({3}, Discard this card: Draw a card.)

Hellfire

Destroy all nonblack creatures. Hellfire deals X plus 3 damage to you, where X is the number of creatures that died this way.

Arcane Sanctum

This land enters tapped.
{T}: Add {W}, {U}, or {B}.

Carbonize

Carbonize deals 3 damage to any target. If it's a creature, it can't be regenerated this turn, and if it would die this turn, exile it instead.

Timeless Lotus

Timeless Lotus enters tapped.
{T}: Add {W}{U}{B}{R}{G}.

Meteorite

When this artifact enters, it deals 2 damage to any target.
{T}: Add one mana of any color.

Defeat

Destroy target creature with power 2 or less.

Crumbling Necropolis

This land enters tapped.
{T}: Add {U}, {B}, or {R}.

Plateau

Electrify

Electrify deals 4 damage to target creature.

Temple Garden

({T}: Add {G} or {W}.)
As this land enters, you may pay 2 life. If you don't, it enters tapped.

Tropical Island

Conflagrate

Conflagrate deals X damage divided as you choose among any number of targets.
Flashback—{R}{R}, Discard X cards. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Incinerate

Incinerate deals 3 damage to any target. A creature dealt damage this way can't be regenerated this turn.

Enrage

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

Firestorm

As an additional cost to cast this spell, discard X cards.
Firestorm deals X damage to each of X targets.

Decompose

Exile up to three target cards from a single graveyard.

Accelerate

Target creature gains haste until end of turn.
Draw a card.

Obliterate

This spell can't be countered.
Destroy all artifacts, creatures, and lands. They can't be regenerated.

Volcanic Island

Electrolyze

Electrolyze deals 2 damage divided as you choose among one or two targets.
Draw a card.

Mutilate

All creatures get -1/-1 until end of turn for each Swamp you control.

Devastate

Destroy target land. Devastate deals 1 damage to each creature and each player.

Badlands

Sandsteppe Citadel

This land enters tapped.
{T}: Add {W}, {B}, or {G}.

Cremate

Exile target card from a graveyard.
Draw a card.

Demolish

Combust

This spell can't be countered.
Combust deals 5 damage to target white or blue creature. The damage can't be prevented.

Overload

Kicker {2} (You may pay an additional {2} as you cast this spell.)
Destroy target artifact if its mana value is 2 or less. If this spell was kicked, destroy that artifact if its mana value is 5 or less instead.

Stomping Ground

({T}: Add {R} or {G}.)
As this land enters, you may pay 2 life. If you don't, it enters tapped.

Expedite

Charge

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

Annihilate

Destroy target nonblack creature. It can't be regenerated.
Draw a card.

Scrubland

Progenitus

Protection from everything
If Progenitus would be put into a graveyard from anywhere, reveal Progenitus and shuffle it into its owner's library instead.

Ketria Triome

({T}: Add {G}, {U}, or {R}.)
This land enters tapped.
Cycling {3} ({3}, Discard this card: Draw a card.)

Mystic Monastery

This land enters tapped.
{T}: Add {U}, {R}, or {W}.

Persist

Return target nonlegendary creature card from your graveyard to the battlefield with a -1/-1 counter on it.

Savannah

Fireball

This spell costs {1} more to cast for each target beyond the first.
Fireball deals X damage divided evenly, rounded down, among any number of targets.

Exorcise

Exile target artifact, enchantment, or creature with power 4 or greater.

Crevasse

Creatures with mountainwalk can be blocked as though they didn't have mountainwalk.

Defenestrate

Blaze

Delay

Counter target spell. If the spell is countered this way, exile it with three time counters on it instead of putting it into its owner's graveyard. If it doesn't have suspend, it gains suspend. (At the beginning of its owner's upkeep, they remove a time counter. When the last is removed, they may play it without paying its mana cost. If it's a creature, it has haste.)