Star Compass

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

Control Magic

Enchant creature
You control enchanted creature.

Ur-Golem's Eye

City of Brass

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

Remove Soul

Gaea's Liege

As long as Gaea's Liege isn't attacking, its power and toughness are each equal to the number of Forests you control. As long as Gaea's Liege is attacking, its power and toughness are each equal to the number of Forests defending player controls.
{T}: Target land becomes a Forest until Gaea's Liege leaves the battlefield.

Mana Leak

Counter target spell unless its controller pays {3}.

Temporal Adept

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

Ley Druid

Fellwar Stone

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

Icy Manipulator

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

Power Sink

Counter target spell unless its controller pays {X}. If that player doesn't, they tap all lands with mana abilities they control and lose all unspent mana.

Energy Flux

All artifacts have "At the beginning of your upkeep, sacrifice this artifact unless you pay {2}."

Living Lands

All Forests are 1/1 creatures that are still lands.

Ankh of Mishra

Whenever a land enters, Ankh of Mishra deals 2 damage to that land's controller.

Sky Diamond

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.

Basalt Monolith

Basalt Monolith doesn't untap during your untap step.
{T}: Add {C}{C}{C}.
{3}: Untap Basalt Monolith.

Mana Short

Tap all lands target player controls and that player loses all unspent mana.

Llanowar Elves

Prevent all combat damage that would be dealt this turn.

Thieving Magpie

Flying (This creature can't be blocked except by creatures with flying or reach.)
Whenever Thieving Magpie deals damage to an opponent, draw a card.

Opportunity

Energy Tap

Tap target untapped creature you control. If you do, add an amount of {C} equal to that creature's mana value.

Tormod's Crypt

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

Apprentice Wizard

Strip Mine

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

Mystical Tutor

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

Birds of Paradise

Merfolk Looter

Island

Sol Ring

Evacuation

Return all creatures to their owners' hands.

Boomerang

Return target permanent to its owner's hand.

Intruder Alarm

Creatures don't untap during their controllers' untap steps.
Whenever a creature enters, untap all creatures.

Counterspell

The Ur-Dragon

Eminence — As long as The Ur-Dragon is in the command zone or on the battlefield, other Dragon spells you cast cost {1} less to cast.
Flying
Whenever one or more Dragons you control attack, draw that many cards, then you may put a permanent card from your hand onto the battlefield.

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