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.

Kessig Wolf Run

{T}: Add {1} to your mana pool. {X}{R}{G}, {T}: Target creature gets +X/+0 and gains trample until end of turn.

Feed the Clan

You gain 5 life. Ferocious — You gain 10 life instead if you control a creature with power 4 or greater.

Talisman of Impulse

{T}: Add {1} to your mana pool. {T}: Add {R} or {G} to your mana pool. Talisman of Impulse deals 1 damage to you.

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.

All Is Dust

Each player sacrifices all colored permanents he or she controls.

Ancient Stirrings

Look at the top five cards of your library. You may reveal a colorless card from among them and put it into your hand. Then put the rest on the bottom of your library in any order. (Cards with no colored mana in their mana costs are colorless. Lands are also colorless.)

Eldrazi Temple

{T}: Add {1} to your mana pool. {T}: Add {2} to your mana pool. Spend this mana only to cast colorless Eldrazi spells or activate abilities of colorless Eldrazi.

Copperline Gorge

Copperline Gorge enters the battlefield tapped unless you control two or fewer other lands. {T}: Add {R} or {G} to your mana pool.

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.

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.

Choke

Islands do not untap during their controllers' untap phases.

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.

Karplusan Forest

{T}: Add {1} to your mana pool. {T}: Add {R} or {G} to your mana pool. Karplusan Forest deals 1 damage to you.

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.)

Lightning Bolt

Lightning Bolt does 3 damage to one target.

Raging Ravine

Raging Ravine enters the battlefield tapped. {T}: Add {R} or {G} to your mana pool. {2}{R}{G}: Until end of turn, Raging Ravine becomes a 3/3 red and green Elemental creature with "Whenever this creature attacks, put a +1/+1 counter on it." It's still a land.

Wooded Foothills

Endless One

Sanctum of Ugin

Sylvan Scrying

Ghost Quarter

Kozilek's Return

Matter Reshaper

Natural State

Reality Smasher

Thought-Knot Seer

Warping Wail

World Breaker

Stomping Ground

({T}: Add {R} or {G}.) As Stomping Ground 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.

Mountain

({T}: Add {R}.)

Forest

({T}: Add {G}.)