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.

River of Tears

{T}: Add {U} to your mana pool. If you played a land this turn, add {B} to your mana pool instead.

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.

Witchbane Orb

When Witchbane Orb enters the battlefield, destroy all Curses attached to you. You have hexproof. (You can't be the target of spells or abilities your opponents control, including Aura spells.)

Trading Post

{1}, {T}, Discard a card: You gain 4 life. {1}, {T}, Pay 1 life: Put a 0/1 white Goat creature token onto the battlefield. {1}, {T}, Sacrifice a creature: Return target artifact card from your graveyard to your hand. {1}, {T}, Sacrifice an artifact: Draw a card.

Welding Jar

Sacrifice Welding Jar: Regenerate target artifact.

Tezzeret, Agent of Bolas

+1: Look at the top five cards of your library. You may reveal an artifact card from among them and put it into your hand. Put the rest on the bottom of your library in any order. -1: Target artifact becomes a 5/5 artifact creature. -4: Target player loses X life and you gain X life, where X is twice the number of artifacts you control.

Pentad Prism

Sunburst (This enters the battlefield with a charge counter on it for each color of mana spent to cast it.) Remove a charge counter from Pentad Prism: Add one mana of any color to your mana pool.

Damnation

Abrupt Decay

Abrupt Decay can't be countered by spells or abilities. Destroy target nonland permanent with converted mana cost 3 or less.

Inquisition of Kozilek

Target player reveals his or her hand. You choose a nonland card from it with converted mana cost 3 or less. That player discards that card.

Darkslick Shores

Darkslick Shores enters the battlefield tapped unless you control two or fewer other lands. {T}: Add {U} or {B} 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.

Nihil Spellbomb

{T}, Sacrifice Nihil Spellbomb: Exile all cards from target player's graveyard. When Nihil Spellbomb is put into a graveyard from the battlefield, you may pay {B}. If you do, draw a card.

Ratchet Bomb

{T}: Put a charge counter on Ratchet Bomb. {T}, Sacrifice Ratchet Bomb: Destroy each nonland permanent with converted mana cost equal to the number of charge counters on Ratchet Bomb.

Executioner's Capsule

{1}{B}, {T}, Sacrifice Executioner's Capsule: Destroy target nonblack creature.

Relic of Progenitus

{T}: Target player removes a card in his or her graveyard from the game. {1}, Remove Relic of Progenitus from the game: Remove all graveyards from the game. Draw a card.

Ensnaring Bridge

Each creature with power greater than the number of cards in your hand cannot attack.

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.

Ashiok, Nightmare Weaver

+2: Exile the top three cards of target opponent's library. -X: Put a creature card with converted mana cost X exiled with Ashiok, Nightmare Weaver onto the battlefield under your control. That creature is a Nightmare in addition to its other types. -10: Exile all cards from all opponents' hands and graveyards.

Thoughtseize

Target player reveals his or her hand. You choose a nonland card from it. That player discards that card. You lose 2 life.

Academy Ruins

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

Flooded Strand

Polluted Delta

Watery Grave

Collective Brutality

Inventors' Fair

Padeem, Consul of Innovation

Fatal Push

Herald of Anguish

Spire of Industry

Whir of Invention

Breeding Pool

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

Grafdigger's Cage

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

Island

({T}: Add {U}.)

Swamp

({T}: Add {B}.)