Stroke of Genius

Worn Powerstone

Worn Powerstone enters the battlefield tapped.
{T}: Add {C}{C}.

Stormscape Familiar

Flying
White spells and black spells you cast cost {1} less to cast.

Demonic Tutor

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

Cloud Cover

Whenever another permanent you control becomes the target of a spell or ability an opponent controls, you may return that permanent to its owner's hand.

Vodalian Mystic

{T}: Target instant or sorcery spell becomes the color of your choice.

Weathered Wayfarer

{W}, {T}: Search your library for a land card, reveal it, put it into your hand, then shuffle. Activate only if an opponent controls more lands than you.

Sisay's Ingenuity

Enchant creature
When Sisay's Ingenuity enters the battlefield, draw a card.
Enchanted creature has "{2}{U}: Target creature becomes the color of your choice until end of turn."

Tundra

Gush

You may return two Islands you control to their owner's hand rather than pay this spell's mana cost.
Draw two cards.

Mother of Runes

{T}: Target creature you control gains protection from the color of your choice until end of turn.

Reflecting Pool

{T}: Add one mana of any type that a land you control could produce.

Skycloud Expanse

Retraced Image

Reveal a card in your hand, then put that card onto the battlefield if it has the same name as a permanent.

Glory

Flying
{2}{W}: Choose a color. Creatures you control gain protection from the chosen color until end of turn. Activate only if Glory is in your graveyard.

Hunting Drake

Flying
When Hunting Drake enters the battlefield, put target red or green creature on top of its owner's library.

Brainstorm

Draw three cards, then put two cards from your hand on top of your library in any order.

Island

Order of the Sacred Torch

{T}, Pay 1 life: Counter target black spell.

Tarnished Citadel

{T}: Add {C}.
{T}: Add one mana of any color. Tarnished Citadel deals 3 damage to you.

Metathran Transport

Flying
Metathran Transport can't be blocked by blue creatures.
{U}: Target creature becomes blue until end of turn.

Tidings

Swords to Plowshares

Exile target creature. Its controller gains life equal to its power.

Bad River

Bad River enters the battlefield tapped.
{T}, Sacrifice Bad River: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.

Fellwar Stone

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

Windfall

Each player discards their hand, then draws cards equal to the greatest number of cards a player discarded this way.

Scrubland

Homarid Shaman

King Crab

{1}{U}, {T}: Put target green creature on top of its owner's library.

Purify

Southern Paladin

{W}{W}, {T}: Destroy target red permanent.

Temple of the False God

{T}: Add {C}{C}. Activate only if you control five or more lands.

Polluted Delta

{T}, Pay 1 life, Sacrifice Polluted Delta: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.

Mind Stone

{T}: Add {C}.
{1}, {T}, Sacrifice Mind Stone: Draw a card.

City of Brass

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

Disenchant

Mystical Tutor

Search your library for an instant or sorcery card, reveal it, then shuffle and put that card on top.

Breakthrough

Draw four cards, then choose X cards in your hand and discard the rest.

Benevolent Bodyguard

Sacrifice Benevolent Bodyguard: Target creature you control gains protection from the color of your choice until end of turn.

Thran Dynamo

Samite Elder

{T}: Creatures you control gain protection from the colors of target permanent you control until end of turn.

Possessed Aven

Flying
Threshold — As long as seven or more cards are in your graveyard, Possessed Aven gets +1/+1, is black, and has "{2}{B}, {T}: Destroy target blue creature."

Hydroblast

Choose one —
• Counter target spell if it's red.
• Destroy target permanent if it's red.

Adarkar Wastes

{T}: Add {C}.
{T}: Add {W} or {U}. Adarkar Wastes deals 1 damage to you.

Tormod's Crypt

{T}, Sacrifice Tormod's Crypt: Exile target player's graveyard.

Obsidian Acolyte

Protection from black
{W}: Target creature gains protection from black until end of turn.

Vindicate

Grand Coliseum

Grand Coliseum enters the battlefield tapped.
{T}: Add {C}.
{T}: Add one mana of any color. Grand Coliseum deals 1 damage to you.

Llawan, Cephalid Empress

When Llawan, Cephalid Empress enters the battlefield, return all blue creatures your opponents control to their owners' hands.
Your opponents can't cast blue creature spells.

Possessed Nomad

Vigilance
Threshold — As long as seven or more cards are in your graveyard, Possessed Nomad gets +1/+1, is black, and has "{2}{B}, {T}: Destroy target white creature."

Rainbow Crow

Flying
{1}: Rainbow Crow becomes the color of your choice until end of turn.

Flood Plain

Flood Plain enters the battlefield tapped.
{T}, Sacrifice Flood Plain: Search your library for a Plains or Island card, put it onto the battlefield, then shuffle.

Karmic Guide

Flying, protection from black
Echo {3}{W}{W} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)
When Karmic Guide enters the battlefield, return target creature card from your graveyard to the battlefield.

Flooded Strand

{T}, Pay 1 life, Sacrifice Flooded Strand: Search your library for a Plains or Island card, put it onto the battlefield, then shuffle.

Swamp

Relearn

Return target instant or sorcery card from your graveyard to your hand.

Alter Reality

Change the text of target spell or permanent by replacing all instances of one color word with another. (This effect lasts indefinitely.)
Flashback {1}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Oath of Lieges

At the beginning of each player's upkeep, that player chooses target player who controls more lands than they do and is their opponent. The first player may search their library for a basic land card, put that card onto the battlefield, then shuffle.

Seashell Cameo

Plains

Justice

At the beginning of your upkeep, sacrifice Justice unless you pay {W}{W}.
Whenever a red creature or spell deals damage, Justice deals that much damage to that creature's or spell's controller.

Dromar, the Banisher

Flying
Whenever Dromar, the Banisher deals combat damage to a player, you may pay {2}{U}. If you do, choose a color, then return all creatures of that color to their owners' hands.

Fylamarid

Flying
Fylamarid can't be blocked by blue creatures.
{U}: Target creature becomes blue until end of turn.

Phyrexian Lens

{T}, Pay 1 life: Add one mana of any color.

Ancient Craving

You draw three cards and you lose 3 life.

Sol Grail

As Sol Grail enters the battlefield, choose a color.
{T}: Add one mana of the chosen color.

Perish

Destroy all green creatures. They can't be regenerated.

Aurora Griffin

Flying
{W}: Target permanent becomes white until end of turn.

Oblation

The owner of target nonland permanent shuffles it into their library, then draws two cards.

Terrain Generator

{T}: Add {C}.
{2}, {T}: You may put a basic land card from your hand onto the battlefield tapped.

Whim of Volrath

Buyback {2} (You may pay an additional {2} as you cast this spell. If you do, put this card into your hand as it resolves.)
Change the text of target permanent by replacing all instances of one color word with another or one basic land type with another until end of turn. (For example, you may change "nonred creature" to "nongreen creature" or "plainswalk" to "swampwalk.")

Underground Sea

Dromar's Cavern

When Dromar's Cavern enters the battlefield, sacrifice it unless you return a non-Lair land you control to its owner's hand.
{T}: Add {W}, {U}, or {B}.

Blind Seer

{1}{U}: Target spell or permanent becomes the color of your choice until end of turn.

Distorting Lens

{T}: Target permanent becomes the color of your choice until end of turn.

Catalog

Wash Out

Return all permanents of the color of your choice to their owners' hands.

Coastal Tower

Coastal Tower enters the battlefield tapped.
{T}: Add {W} or {U}.

Deep Analysis

Target player draws two cards.
Flashback—{1}{U}, Pay 3 life. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Sky Diamond

Sky Diamond enters the battlefield tapped.
{T}: Add {U}.

Tidal Visionary

{T}: Target creature becomes the color of your choice until end of turn.

Harsh Judgment

As Harsh Judgment enters the battlefield, choose a color.
If an instant or sorcery spell of the chosen color would deal damage to you, it deals that damage to its controller instead.

Marble Diamond

Marble Diamond enters the battlefield tapped.
{T}: Add {W}.

Omen

Look at the top three cards of your library, then put them back in any order. You may shuffle.
Draw a card.

Insight

Whenever an opponent casts a green spell, you draw a card.

Douse

Wasteland

{T}: Add {C}.
{T}, Sacrifice Wasteland: Destroy target nonbasic land.

Sway of Illusion

Any number of target creatures become the color of your choice until end of turn.
Draw a card.

Crusading Knight

Protection from black
Crusading Knight gets +1/+1 for each Swamp your opponents control.