Mishra's Workshop

Tap to add 3 colorless mana to your mana pool. This mana may only be used to cast artifacts.

Cavern of Souls

As Cavern of Souls enters the battlefield, choose a creature type. {T}: Add {1} to your mana pool. {T}: Add one mana of any color to your mana pool. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.

Sphere of Resistance

All spells cost an additional {1} to play.

Trinisphere

As long as Trinisphere is untapped, each spell that would cost less than three mana to cast costs three mana to cast. (Additional mana in the cost may be paid with any color of mana or colorless mana. For example, a spell that would cost {1}{B} to cast costs {2}{B} to cast instead.)

Sundering Titan

When Sundering Titan enters the battlefield or leaves the battlefield, choose a land of each basic land type, then destroy those lands.

Thorn of Amethyst

Noncreature spells cost {1} more to play.

Duplicant

Imprint — When Duplicant comes into play, you may remove target nontoken creature from the game. (The removed card is imprinted on this artifact.) As long as a creature card is imprinted on Duplicant, Duplicant has that card's power, toughness, and creature types. It's still a Shapeshifter.

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.

Phyrexian Revoker

As Phyrexian Revoker enters the battlefield, name a nonland card. Activated abilities of sources with the chosen name can't be activated.

Spine of Ish Sah

When Spine of Ish Sah enters the battlefield, destroy target permanent. When Spine of Ish Sah is put into a graveyard from the battlefield, return Spine of Ish Sah to its owner's hand.

Chalice of the Void

Chalice of the Void enters the battlefield with X charge counters on it. Whenever a player casts a spell with converted mana cost equal to the number of charge counters on Chalice of the Void, counter that spell.

Tangle Wire

Fading 4 (This artifact comes into play with four fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.) At the beginning of each player's upkeep, that player taps an artifact, creature, or land he or she controls for each fade counter on Tangle Wire.

Spellskite

{U/P}: Change a target of target spell or ability to Spellskite. ({U/P} can be paid with either {U} or 2 life.)

Dismember

({B/P} can be paid with either {B} or 2 life.) Target creature gets -5/-5 until end of turn.

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.

Triskelion

When Triskelion comes into play, put three +1/+1 counters on it. {0}: Remove one of these counters from Triskelion to have Triskelion deal 1 damage to target creature or player.

Kuldotha Forgemaster

{T}, Sacrifice three artifacts: Search your library for an artifact card and put it onto the battlefield. Then shuffle your library.

Steel Hellkite

Flying {2}: Steel Hellkite gets +1/+0 until end of turn. {X}: Destroy each nonland permanent with converted mana cost X whose controller was dealt combat damage by Steel Hellkite this turn. Activate this ability only once each turn.

Wurmcoil Engine

Deathtouch, lifelink When Wurmcoil Engine is put into a graveyard from the battlefield, put a 3/3 colorless Wurm artifact creature token with deathtouch and a 3/3 colorless Wurm artifact creature token with lifelink onto the battlefield.

Crucible of Worlds

You may play land cards from your graveyard.

Pithing Needle

As Pithing Needle comes into play, name a card. Activated abilities of sources with the chosen name can't be played unless they're mana abilities.

Platinum Angel

Flying (This creature can't be blocked except by creatures with flying or reach.) You can't lose the game and your opponents can't win the game.

Mox Emerald

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

Mox Sapphire

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

Mox Jet

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

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.

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.

Defense Grid

During each player's turn, spells played by another player cost an additional {3}.

Karn, Silver Golem

Whenever Karn blocks or becomes blocked, it gets -4/+4 until end of turn. {1}: Target noncreature artifact becomes an artifact creature with power and toughness each equal to its casting cost until end of turn. (That artifact retains its abilities.)

Tolarian Academy

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

Lodestone Golem

Nonartifact spells cost {1} more to cast.

Expedition Map

{2}, {T}, Sacrifice Expedition Map: Search your library for a land card, reveal it, and put it into your hand. Then shuffle your library.

Lightning Greaves

Sol Ring

Ancient Tomb

Strip Mine

Wasteland

Inventors' Fair

Grafdigger's Cage

Creature cards in graveyards and libraries can't enter the battlefield. Players can't cast spells from graveyards or libraries.