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.

Tendo Ice Bridge

Tendo Ice Bridge comes into play with a charge counter on it. {T}: Add {1} to your mana pool. {T}, Remove a charge counter from Tendo Ice Bridge: Add one mana of any color to your mana pool.

Grove of the Burnwillows

{T}: Add {1} to your mana pool. {PT}: Add {R} or {G} to your mana pool. Each opponent gains 1 life.

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.

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.

Endless One

Sanctum of Ugin

Ghost Quarter

Kozilek's Return

Matter Reshaper

Natural State

Reality Smasher

Thought-Knot Seer

Warping Wail

World Breaker

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}.)