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.

Hangarback Walker

Hangarback Walker enters the battlefield with X +1/+1 counters on it. When Hangarback Walker dies, put a 1/1 colorless Thopter artifact creature token with flying onto the battlefield for each +1/+1 counter on Hangarback Walker.{1}, {T}: Put a +1/+1 counter on Hangarback Walker.

Chalice of the Void

Chalice of the Void enters the battlefield with X charge counters on it. Whenever a player casts a spell with converted mana cost equal to the number of charge counters on Chalice of the Void, counter that spell.

Gut Shot

({R/P} can be paid with either {R} or 2 life.) Gut Shot deals 1 damage to target creature or player.

Dismember

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

Urza's Mine

{T}: Add one colorless mana to your mana pool. If you control Urza's Mine, Urza's Tower, and Urza's Power Plant, add two colorless mana to your mana pool instead of one.

Urza's Power Plant

{T}: Add one colorless mana to your mana pool. If you control Urza's Mine, Urza's Tower, and Urza's Power Plant, add two colorless mana to your mana pool instead of one.

Urza's Tower

{T}: Add one colorless mana to your mana pool. If you control Urza's Mine, Urza's Tower, and Urza's Power Plant, add three colorless mana to your mana pool instead of one.

All Is Dust

Each player sacrifices all colored permanents he or she controls.

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.

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.

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.

Basilisk Collar

Equipped creature has deathtouch and lifelink. Equip {2}

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.

Ghost Quarter

Mind Stone

Endbringer

Matter Reshaper

Reality Smasher

Sea Gate Wreckage

Thought-Knot Seer

Warping Wail

Wastes

Walking Ballista

Grafdigger's Cage

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