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.

Stony Silence

Activated abilities of artifacts can't be activated.

Thragtusk

When Thragtusk enters the battlefield, you gain 5 life. When Thragtusk leaves the battlefield, put a 3/3 green Beast creature token onto the battlefield.

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.

Dismember

({B/P} can be paid with either {B} or 2 life.) Target creature gets -5/-5 until end of turn.

Strangleroot Geist

Haste Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.)

Noble Hierarch

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.) {T}: Add {G}, {W}, or {U} to your mana pool.

Linvala, Keeper of Silence

Flying Activated abilities of creatures your opponents control can't be activated.

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.

Brushland

{T}: Add {1} to your mana pool. {T}: Add {G} or {W} to your mana pool. Brushland deals 1 damage to you.

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.

Temple Garden

Windswept Heath

Acidic Slime

Eternal Witness

Ghost Quarter

Eldrazi Displacer

Matter Reshaper

Reality Smasher

Thought-Knot Seer

Warping Wail

Wastes

Wooded Bastion

Eldritch Evolution

Plains

({T}: Add {W}.)

Forest

({T}: Add {G}.)