Force of Will

You may pay 1 life and remove a blue card in your hand from the game instead of paying Force of Will's casting cost. Effects that prevent or redirect damage cannot be used to counter this loss of life. Counter target spell.

Toxic Deluge

As an additional cost to cast Toxic Deluge, pay X life. All creatures get -X/-X until end of turn.

Monastery Mentor

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Whenever you cast a noncreature spell, put a 1/1 white Monk creature token with prowess onto the battlefield.

Sensei's Divining Top

{1}: Look at the top three cards of your library, then put them back in any order. {T}: Draw a card, then put Sensei's Divining Top on top of its owner's library.

Merchant Scroll

Search your library for a blue instant or interrupt. Reveal that card to all players and put it into your hand. Reshuffle your library afterwards.

Snapcaster Mage

Flash When Snapcaster Mage enters the battlefield, target instant or sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost. (You may cast that card from your graveyard for its flashback cost. Then exile it.)

Blightsteel Colossus

Trample, infect Blightsteel Colossus is indestructible. If Blightsteel Colossus would be put into a graveyard from anywhere, reveal Blightsteel Colossus and shuffle it into its owner's library instead.

Thoughtcast

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) Draw two cards.

Seat of the Synod

(Seat of the Synod isn't a spell.) {T}: Add {U} to your mana pool.

Ponder

Gitaxian Probe

({U/P} can be paid with either {U} or 2 life.) Look at target player's hand. Draw a card.

Mana Crypt

At the beginning of your upkeep, flip a coin. If you lose the flip, Mana Crypt deals 3 damage to you. {T}: Add {2} to your mana pool.

Mox Opal

Metalcraft — {T}: Add one mana of any color to your mana pool. Activate this ability only if you control three or more artifacts.

Tezzeret the Seeker

+1: Untap up to two target artifacts. -X: Search your library for an artifact card with converted mana cost X or less and put it into play. Then shuffle your library. -5: Artifacts you control become 5/5 artifact creatures until end of turn.

Hurkyl's Recall

Return all artifacts target player owns to his or her hand.

Mana Vault

Tap to add 3 colorless mana to your mana pool. Mana Vault doesn't untap normally during untap phase; to untap it, you must pay 4 mana. If Mana Vault remains tapped during upkeep it does 1 damage to you. Tapping this artifact can be played as an interrupt.

Mox Emerald

Add 1 green mana to your mana pool. Tapping this artifact can be played as an interrupt.

Time Vault

{T}: Gain an additional turn after the current one. Time Vault doesn't untap normally during untap phase; to untap it, you must skip a turn. Time Vault begins tapped.

Mox Sapphire

Add 1 blue mana to your mana pool. Tapping this artifact can be played as an interrupt.

Underground Sea

Counts as both swamp and islands and is affected by spells that affect either. Tap to add either {B} or {U} to your mana pool.

Time Walk

Take an extra turn after this one.

Mox Jet

Add 1 black mana to your mana pool. Tapping this artifact can be played as an interrupt.

Tundra

Counts as both islands and plains and is affected by spells that affect either. Tap to add either {U} or {W} to your mana pool.

Mox Ruby

Add 1 red mana to your mana pool. Tapping this artifact can be played as an interrupt.

Mox Pearl

Add 1 white mana to your mana pool. Tapping this artifact can be played as an interrupt.

Ancestral Recall

Draw 3 cards or force opponent to draw 3 cards.

Black Lotus

Adds 3 mana of any single color of your choice to your mana pool, then is discarded. Tapping this artifact can be played as an interrupt.

Demonic Tutor

You may search your library for one card and take it into your hand. Reshuffle your library afterwards.

Tinker

At the time you play Tinker, sacrifice an artifact. Search your library for an artifact card and put that artifact into play. Shuffle your library afterward.

Yawgmoth's Will

Until end of turn, you may play cards in your graveyard as though they were in your hand. Cards put into your graveyard this turn are removed from the game instead.

Voltaic Key

{1}, {T}: Untap target artifact.

Tolarian Academy

{T}: Add {U} to your mana pool for each artifact you control.

Flooded Strand

Polluted Delta

Brainstorm

Preordain

Repeal

Sol Ring

Paradoxical Outcome

Island

({T}: Add {U}.)