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.

Mycosynth Lattice

All permanents are artifacts in addition to their other types. All cards that aren't in play, spells, and permanents are colorless. Players may spend mana as though it were mana of any color.

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.)

Witchbane Orb

When Witchbane Orb enters the battlefield, destroy all Curses attached to you. You have hexproof. (You can't be the target of spells or abilities your opponents control, including Aura spells.)

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.

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.

Liquimetal Coating

{T}: Target permanent becomes an artifact in addition to its other types until end of turn.

Ensnaring Bridge

Each creature with power greater than the number of cards in your hand cannot attack.

Crucible of Worlds

You may play land cards from your graveyard.

Tormod's Crypt

{T}, Sacrifice Tormod's Crypt: Remove target player's graveyard from the game.

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

Spatial Contortion

Thought-Knot Seer

Warping Wail

Wastes

Walking Ballista

Scavenger Grounds

Karn, the Great Creator

Activated abilities of artifacts your opponents control can't be activated. +1: Until your next turn, up to one target noncreature artifact becomes an artifact creature with power and toughness each equal to its converted mana cost. −2: You may choose an artifact card you own from outside the game or in exile, reveal that card, and put it into your hand.

Ugin, the Ineffable

Colorless spells you cast cost {2} less to cast. +1: Exile the top card of your library face down and look at it. Create a 2/2 colorless Spirit creature token. When that token leaves the battlefield, put the exiled card into your hand. −3: Destroy target permanent that's one or more colors.

Blast Zone

Blast Zone enters the battlefield with a charge counter on it. {T}: Add {C}. {X}{X}, {T}: Put X charge counters on Blast Zone. {3}, {T}, Sacrifice Blast Zone: Destroy each nonland permanent with converted mana cost equal to the number of charge counters on Blast Zone.

Grafdigger's Cage

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

Mystic Forge

You may look at the top card of your library any time. You may cast artifact spells and colorless spells from the top of your library. {T}, Pay 1 life: Exile the top card of your library.

Sorcerous Spyglass

As Sorcerous Spyglass enters the battlefield, look at an opponent's hand, then choose any card name. Activated abilities of sources with the chosen name can't be activated unless they're mana abilities.