Exhaustion

Creatures and lands target opponent controls don't untap during their next untap step.

Unsummon

Return target creature to its owner's hand.

Aven Windreader

Flying (This creature can't be blocked except by creatures with flying or reach.)
{1}{U}: Target player reveals the top card of their library.

Tidal Kraken

Desertion

Counter target spell. If an artifact or creature spell is countered this way, put that card onto the battlefield under your control instead of into its owner's graveyard.

Sand Silos

This land enters tapped.
You may choose not to untap this land during your untap step.
At the beginning of your upkeep, if this land is tapped, put a storage counter on it.
{T}, Remove any number of storage counters from this land: Add {U} for each storage counter removed this way.

Pirate Ship

This creature can't attack unless defending player controls an Island.
{T}: This creature deals 1 damage to any target.
When you control no Islands, sacrifice this creature.

Braingeyser

Leviathan

Trample
This creature enters tapped and doesn't untap during your untap step.
At the beginning of your upkeep, you may sacrifice two Islands. If you do, untap this creature.
This creature can't attack unless you sacrifice two Islands. (This cost is paid as attackers are declared.)

Svyelunite Temple

This land enters tapped.
{T}: Add {U}.
{T}, Sacrifice this land: Add {U}{U}.

Harmattan Efreet

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

Benthic Behemoth

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

Mishra's Factory

{T}: Add {C}.
{1}: This land becomes a 2/2 Assembly-Worker artifact creature until end of turn. It's still a land.
{T}: Target Assembly-Worker creature gets +1/+1 until end of turn.

Time Ebb

Put target creature on top of its owner's library.

Forget

Target player discards two cards, then draws as many cards as they discarded this way.

Polymorph

Destroy target creature. It can't be regenerated. Its controller reveals cards from the top of their library until they reveal a creature card. The player puts that card onto the battlefield, then shuffles all other cards revealed this way into their library.

Enervate

Tap target artifact, creature, or land.
Draw a card at the beginning of the next turn's upkeep.

Colossus of Sardia

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
This creature doesn't untap during your untap step.
{9}: Untap this creature. Activate only during your upkeep.

Evacuation

Return all creatures to their owners' hands.

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.

Island

Rewind

Counter target spell. Untap up to four lands.

Fellwar Stone

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

Concentrate

Howling Mine

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

Beast of Burden

Beast of Burden's power and toughness are each equal to the number of creatures on the battlefield.

Borrowing 100,000 Arrows

Draw a card for each tapped creature target opponent controls.

Archivist

Crystal Vein

{T}: Add {C}.
{T}, Sacrifice this land: Add {C}{C}.

Temporal Adept

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

Clockwork Beast

This creature enters with seven +1/+0 counters on it.
At end of combat, if this creature attacked or blocked this combat, remove a +1/+0 counter from it.
{X}, {T}: Put up to X +1/+0 counters on this creature. This ability can't cause the total number of +1/+0 counters on this creature to be greater than seven. Activate only during your upkeep.

Energy Tap

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

Sisay's Ring

Mana Prism

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

Shapeshifter

As this creature enters, choose a number between 0 and 7.
At the beginning of your upkeep, you may choose a number between 0 and 7.
Shapeshifter's power is equal to the last chosen number and its toughness is equal to 7 minus that number.

Portent

Look at the top three cards of target player's library, then put them back in any order. You may have that player shuffle.
Draw a card at the beginning of the next turn's upkeep.

Prodigal Sorcerer

{T}: This creature deals 1 damage to any target.

Inspiration

Clone

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

Recall

Discard X cards, then return a card from your graveyard to your hand for each card discarded this way. Exile Recall.

Star Compass

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

Thought Courier

Relearn

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

Blue Mana Battery

{2}, {T}: Put a charge counter on this artifact.
{T}, Remove any number of charge counters from this artifact: Add {U}, then add an additional {U} for each charge counter removed this way.

Remove Soul

Boomerang

Return target permanent to its owner's hand.

Twiddle

You may tap or untap target artifact, creature, or land.

Daring Apprentice

{T}, Sacrifice this creature: Counter target spell.

Phyrexian Colossus

This creature doesn't untap during your untap step.
Pay 8 life: Untap this creature.
This creature can't be blocked except by three or more creatures.

Mana Leak

Counter target spell unless its controller pays {3}.

Mahamoti Djinn

Flying (This creature can't be blocked except by creatures with flying or reach.)

Juggernaut

This creature attacks each combat if able.
This creature can't be blocked by Walls.

Sky Diamond

This artifact enters tapped.
{T}: Add {U}.

Serendib Efreet

Flying
At the beginning of your upkeep, this creature deals 1 damage to you.

Urza's Mine

{T}: Add {C}. If you control an Urza's Power-Plant and an Urza's Tower, add {C}{C} instead.

Urza's Tower

{T}: Add {C}. If you control an Urza's Mine and an Urza's Power-Plant, add {C}{C}{C} instead.

Lu Xun, Scholar General

Horsemanship (This creature can't be blocked except by creatures with horsemanship.)
Whenever Lu Xun deals damage to an opponent, you may draw a card.

Sol Ring

Urza's Power Plant

{T}: Add {C}. If you control an Urza's Mine and an Urza's Tower, add {C}{C} instead.

Ur-Golem's Eye

Quicksand

{T}: Add {C}.
{T}, Sacrifice this land: Target attacking creature without flying gets -1/-2 until end of turn.

Counsel of the Soratami

Apprentice Wizard

Counterspell

Basalt Monolith

This artifact doesn't untap during your untap step.
{T}: Add {C}{C}{C}.
{3}: Untap this artifact.

Phantasmal Forces

Flying
At the beginning of your upkeep, sacrifice this creature unless you pay {U}.

Puppeteer

{U}, {T}: You may tap or untap target creature.

Ancestral Memories

Look at the top seven cards of your library. Put two of them into your hand and the rest into your graveyard.

Thieving Magpie

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

Sun Quan, Lord of Wu

Creatures you control have horsemanship. (They can't be blocked except by creatures with horsemanship.)