Thopter Foundry

{1}, Sacrifice a nontoken artifact: Put a 1/1 blue Thopter artifact creature token with flying onto the battlefield. You gain 1 life.

Conjurer's Bauble

{T}, Sacrifice Conjurer's Bauble: Put up to one target card from your graveyard on the bottom of your library. Draw a card.

Krark-Clan Ironworks

Sacrifice an artifact: Add {2} to your mana pool.

Sword of the Meek

Equipped creature gets +1/+2. Equip {2} Whenever a 1/1 creature comes into play under your control, you may return Sword of the Meek from your graveyard to play, then attach it to that creature.

Silence

Your opponents can't cast spells this turn. (Spells cast before this resolves are unaffected.)

Ghirapur Aether Grid

Tap two untapped artifacts you control: Ghirapur Aether Grid deals 1 damage to target creature or player.

Ichor Wellspring

When Ichor Wellspring enters the battlefield or is put into a graveyard from the battlefield, draw a card.

Engineered Explosives

Sunburst (This enters the battlefield with a charge counter on it for each color of mana spent to cast it.) {2}, Sacrifice Engineered Explosives: Destroy each nonland permanent with converted mana cost equal to the number of charge counters on Engineered Explosives.

Glimmervoid

At the beginning of the end step, if you control no artifacts, sacrifice Glimmervoid. {T}: Add one mana of any color to your mana pool.

Darksteel Citadel

Indestructible (Effects that say "destroy" don't destroy this land.) {T}: Add {1} to your mana pool.

Surgical Extraction

({B/P} can be paid with either {B} or 2 life.) Choose target card in a graveyard other than a basic land card. Search its owner's graveyard, hand, and library for any number of cards with the same name as that card and exile them. Then that player shuffles his or her library.

Emrakul, the Aeons Torn

Emrakul, the Aeons Torn can't be countered. When you cast Emrakul, take an extra turn after this one. Flying, protection from colored spells, annihilator 6 When Emrakul is put into a graveyard from anywhere, its owner shuffles his or her graveyard into his or her library.

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.

Hurkyl's Recall

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

Academy Ruins

{T}: Add {1} to your mana pool. {1}{U}, {T}: Put target artifact card in your graveyard on top of your library.

Ancient Grudge

Destroy target artifact. Flashback {G} (You may play this card from your graveyard for its flashback cost. Then remove it from the game.)

Chromatic Star

{1}, {T}, Sacrifice Chromatic Star: Add one mana of any color to your mana pool. When Chromatic Star is put into a graveyard from play, draw a card.

Erase

Remove target enchantment from the game.

Path to Exile

Exile target creature. Its controller may search his or her library for a basic land card, put that card onto the battlefield tapped, then shuffle his or her library.

Flooded Strand

Sacred Foundry

Open the Vaults

Mystic Gate

Terrarion

Prophetic Prism

Hallowed Fountain

({T}: Add {W} or {U}.) As Hallowed Fountain enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Plains

({T}: Add {W}.)

Island

({T}: Add {U}.)