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.

Dark Depths

Dark Depths comes into play with ten ice counters on it. {3}: Remove an ice counter from Dark Depths. When Dark Depths has no ice counters on it, sacrifice it. If you do, put an indestructible legendary 20/20 black Avatar creature token with flying named Marit Lage into play.

Containment Priest

Flash If a nontoken creature would enter the battlefield and it wasn't cast, exile it instead.

Ugin, the Spirit Dragon

+2: Ugin, the Spirit Dragon deals 3 damage to target creature or player. -X: Exile each permanent with converted mana cost X or less that's one or more colors. -10: You gain 7 life, draw seven cards, then put up to seven permanent cards from your hand 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.

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.)

Thespian's Stage

{T}: Add {1} to your mana pool. {2}, {T}: Thespian's Stage becomes a copy of target land and gains this ability.

The Tabernacle at Pendrell Vale

All creatures now require an upkeep cost of {1} in addition to any other upkeep costs they may have. If the upkeep cost for a creature is not paid, the creature is destroyed.

Gaddock Teeg

Noncreature spells with converted mana cost 4 or greater can't be played. Noncreature spells with {X} in their mana costs can't be played.

Reclamation Sage

When Reclamation Sage enters the battlefield, you may destroy target artifact or enchantment.

Dawnstrider

{G}, {T}, Discard a card from your hand: Prevent all combat damage that would be dealt this turn.

Green Sun's Zenith

Search your library for a green creature card with converted mana cost X or less, put it onto the battlefield, then shuffle your library. Shuffle Green Sun's Zenith into its owner's library.

Cloudpost

Cloudpost enters the battlefield tapped. {T}: Add {1} to your mana pool for each Locus on the battlefield.

Primeval Titan

Trample Whenever Primeval Titan enters the battlefield or attacks, you may search your library for up to two land cards, put them onto the battlefield tapped, then shuffle your library.

Karakas

{T}: Add {W} to your mana pool. {T}: Return target legendary creature to its owner's hand.

All Is Dust

Each player sacrifices all colored permanents he or she controls.

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.

Glimmerpost

When Glimmerpost enters the battlefield, you gain 1 life for each Locus on the battlefield. {T}: Add {1} to your mana pool.

Faerie Macabre

Flying Discard Faerie Macabre: Remove up to two target cards in graveyards from the game.

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.

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.

Maze of Ith

{T}: Target attacking creature becomes untapped. This creature neither deals nor receives damage as a result of combat.

Vesuva

As Vesuva comes into play, you may choose a land in play. If you do, Vesuva comes into play tapped as a copy of the chosen land.

Savannah

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

Swords to Plowshares

Target creature is removed from game entirely; return to owner's deck only when game is over. Creature's controller gains life points equal to creature's power.

Crop Rotation

At the time you play Crop Rotation, sacrifice a land. Search your library for a land card and put that land into play. Shuffle your library afterwards.

Bojuka Bog

Bojuka Bog enters the battlefield tapped. When Bojuka Bog enters the battlefield, exile all cards from target player's graveyard. {T}: Add {B} to your mana pool.

Oracle of Mul Daya

You may play an additional land on each of your turns. Play with the top card of your library revealed. You may play the top card of your library if it's a land card.

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.

Windswept Heath

Ulamog, the Ceaseless Hunger

Golgari Charm

Krosan Grip

Warping Wail

Eye of Ugin

Planar Bridge

Leyline of Sanctity

If Leyline of Sanctity is in your opening hand, you may begin the game with it on the battlefield. You have hexproof. (You can't be the target of spells or abilities your opponents control.)

Rule of Law

Each player can't cast more than one spell each turn.

Forest

({T}: Add {G}.)