Memory Lapse

Counter target spell. If that spell is countered this way, put it on top of its owner's library instead of into that player's graveyard.

Vesuvan Doppelganger

You may have Vesuvan Doppelganger enter as a copy of any creature on the battlefield, except it doesn't copy that creature's color and it has "At the beginning of your upkeep, you may have this creature become a copy of target creature, except it doesn't copy that creature's color and it has this ability."

Strip Mine

{T}: Add {C}.
{T}, Sacrifice Strip Mine: Destroy target land.

Magical Hack

Change the text of target spell or permanent by replacing all instances of one basic land type with another. (For example, you may change "swampwalk" to "plainswalk." This effect lasts indefinitely.)

Underground River

{T}: Add {C}.
{T}: Add {U} or {B}. Underground River deals 1 damage to you.

Terror

Destroy target nonartifact, nonblack creature. It can't be regenerated.

Island

Giant Strength

Enchant creature
Enchanted creature gets +2/+2.

Vulshok Morningstar

Equipped creature gets +2/+2.
Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Counterspell

Archivist

Relentless Assault

Untap all creatures that attacked this turn. After this main phase, there is an additional combat phase followed by an additional main phase.

Mystic Compass

{1}, {T}: Target land becomes the basic land type of your choice until end of turn.

Rewind

Counter target spell. Untap up to four lands.

Boomerang

Return target permanent to its owner's hand.

Shivan Reef

{T}: Add {C}.
{T}: Add {U} or {R}. Shivan Reef deals 1 damage to you.

Phantasmal Terrain

Enchant land
As Phantasmal Terrain enters, choose a basic land type.
Enchanted land is the chosen type.

Feast of the Unicorn

Enchant creature
Enchanted creature gets +4/+0.

City of Brass

Whenever City of Brass becomes tapped, it deals 1 damage to you.
{T}: Add one mana of any color.

Underworld Dreams

Whenever an opponent draws a card, Underworld Dreams deals 1 damage to that player.

Sentinel

{0}: Change Sentinel's base toughness to 1 plus the power of target creature blocking or blocked by Sentinel. (This effect lasts indefinitely.)

Clone

You may have Clone enter as a copy of any creature on the battlefield.

Errantry

Enchant creature
Enchanted creature gets +3/+0 and can only attack alone.

Phyrexian Arena

At the beginning of your upkeep, you draw a card and you lose 1 life.

Orcish Farmer

{T}: Target land becomes a Swamp until its controller's next untap step.

Wind Dancer

Flying
{T}: Target creature gains flying until end of turn.

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Evil Presence

Loxodon Warhammer

Equipped creature gets +3/+0 and has trample and lifelink.
Equip {3}

Mountain

Smoldering Crater

Smoldering Crater enters tapped.
{T}: Add {R}.
Cycling {2} ({2}, Discard this card: Draw a card.)

Flying Carpet

{2}, {T}: Target creature gains flying until end of turn.

Mind Bend

Change the text of target permanent by replacing all instances of one color word with another or one basic land type with another. (For example, you may change "nonblack creature" to "nongreen creature" or "forestwalk" to "islandwalk." This effect lasts indefinitely.)

Coastal Piracy

Whenever a creature you control deals combat damage to an opponent, you may draw a card.

Howling Mine

At the beginning of each player's draw step, if Howling Mine is untapped, that player draws an additional card.

Remote Isle

Remote Isle enters tapped.
{T}: Add {U}.
Cycling {2} ({2}, Discard this card: Draw a card.)

Unholy Strength

Enchant creature
Enchanted creature gets +2/+1.

Temporal Adept

{U}{U}{U}, {T}: Return target permanent to its owner's hand.

Fervor

Creatures you control have haste. (They can attack and {T} as soon as they come under your control.)

Shock

Teferi's Puzzle Box

At the beginning of each player's draw step, that player puts the cards in their hand on the bottom of their library in any order, then draws that many cards.

Smoke

Players can't untap more than one creature during their untap steps.

Pestilence

At the beginning of the end step, if no creatures are on the battlefield, sacrifice Pestilence.
{B}: Pestilence deals 1 damage to each creature and each player.

Prodigal Sorcerer

{T}: Prodigal Sorcerer deals 1 damage to any target.

Star Compass

Star Compass enters tapped.
{T}: Add one mana of any color that a basic land you control could produce.

Levitation

Cyclopean Tomb

{2}, {T}: Put a mire counter on target non-Swamp land. That land is a Swamp for as long as it has a mire counter on it. Activate only during your upkeep.
When Cyclopean Tomb is put into a graveyard from the battlefield, at the beginning of each of your upkeeps for the rest of the game, remove all mire counters from a land that a mire counter was put onto with Cyclopean Tomb but that a mire counter has not been removed from with Cyclopean Tomb.

Royal Assassin

Curiosity

Enchant creature
Whenever enchanted creature deals damage to an opponent, you may draw a card.

Greed

Swamp

Sol Ring

Badlands

Living Wall

Defender (This creature can't attack.)
{1}: Regenerate Living Wall.

Merfolk Looter

Unsummon

Return target creature to its owner's hand.

Salt Marsh

Salt Marsh enters tapped.
{T}: Add {U} or {B}.

Sol'kanar the Swamp King

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)
Whenever a player casts a black spell, you gain 1 life.

Copy Artifact

You may have Copy Artifact enter as a copy of any artifact on the battlefield, except it's an enchantment in addition to its other types.

Thought Courier

Demonic Tutor

Search your library for a card, put that card into your hand, then shuffle.

Underground Sea

Will-o'-the-Wisp

Flying (This creature can't be blocked except by creatures with flying or reach.)
{B}: Regenerate Will-o'-the-Wisp. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Volcanic Island

Granite Grip

Enchant creature
Enchanted creature gets +1/+0 for each Mountain you control.

Sorceress Queen

{T}: Target creature other than Sorceress Queen has base power and toughness 0/2 until end of turn.

Fellwar Stone

{T}: Add one mana of any color that a land an opponent controls could produce.

Urborg Volcano

Urborg Volcano enters tapped.
{T}: Add {B} or {R}.

Dark Ritual

Icy Manipulator

{1}, {T}: Tap target artifact, creature, or land.

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.

Library of Leng

You have no maximum hand size.
If an effect causes you to discard a card, discard it, but you may put it on top of your library instead of into your graveyard.

Force Spike

Counter target spell unless its controller pays {1}.

Fire Diamond

Fire Diamond enters tapped.
{T}: Add {R}.

Sulfurous Springs

{T}: Add {C}.
{T}: Add {B} or {R}. Sulfurous Springs deals 1 damage to you.

Sky Diamond

Evacuation

Return all creatures to their owners' hands.

Charcoal Diamond

Charcoal Diamond enters tapped.
{T}: Add {B}.

Flood

{U}{U}: Tap target creature without flying.

Polluted Mire

Polluted Mire enters tapped.
{T}: Add {B}.
Cycling {2} ({2}, Discard this card: Draw a card.)