Ethereal Haze

Prevent all damage that would be dealt by creatures this turn.

Lightning Storm

Lightning Storm deals X damage to target creature or player, where X is 3 plus the number of charge counters on it. Discard a land card: Put two charge counters on Lightning Storm. You may choose a new target for it. Any player may play this ability but only if Lightning Storm is on the stack.

Boseiju, Who Shelters All

Boseiju, Who Shelters All comes into play tapped. {T}, Pay 2 life: Add {1} to your mana pool. If that mana is spent on an instant or sorcery spell, that spell can't be countered by spells or abilities.

Tolaria West

Tolaria West comes into play tapped. {T}: Add {U} to your mana pool. Transmute {1}{U}{U} ({1}{U}{U}, Discard this card: Search your library for a card with converted mana cost 0, reveal it, and put it into your hand. Then shuffle your library. Play only as a sorcery.)

Laboratory Maniac

If you would draw a card while your library has no cards in it, you win the game instead.

Spoils of the Vault

Name a card. Reveal cards from the top of your library until you reveal the named card, then put that card into your hand. Remove all other cards revealed this way from the game, and you lose 1 life for each of the removed cards.

Pact of Negation

Counter target spell. At the beginning of your next upkeep, pay {3}{U}{U}. If you don't, you lose the game.

Slaughter Pact

Destroy target nonblack creature. At the beginning of your next upkeep, pay {2}{B}. If you don't, you lose the game.

Desperate Ritual

Add {R}{R}{R} to your mana pool. Splice onto Arcane {1}{R} (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Phyrexian Unlife

You don't lose the game for having 0 or less life. As long as your life total is 0 or less, sources that deal damage to you have infect.

Simian Spirit Guide

Remove Simian Spirit Guide in your hand from the game: Add {R} to your mana pool.

Urborg, Tomb of Yawgmoth

Each land is a Swamp in addition to its other land types.

Pentad Prism

Sunburst (This enters the battlefield with a charge counter on it for each color of mana spent to cast it.) Remove a charge counter from Pentad Prism: Add one mana of any color to your mana pool.

Serum Visions

Draw a card. Scry 2 (Look at the top two cards of your library. Put any number of them on the bottom of your library and the rest on top of it in any order.)

Mikokoro, Center of the Sea

{T}: Add {1} to your mana pool. {2}, {T}: Each player draws a card.

Ad Nauseam

Reveal the top card of your library and put that card into your hand. You lose life equal to its converted mana cost. You may repeat this process any number of times.

City of Brass

Whenever City of Brass becomes tapped, it deals 1 damage to you. {T}: Add one mana of a color of your choice to your mana pool.

Sleight of Hand

Look at the top two cards of your library. Put one of them into your hand and the other on the bottom of your library.

Thoughtseize

Target player reveals his or her hand. You choose a nonland card from it. That player discards that card. You lose 2 life.

Angel's Grace

Split second (As long as this spell is on the stack, players can't play spells or activated abilities that aren't mana abilities.) You can't lose the game this turn and your opponents can't win the game this turn. Until end of turn, damage that would reduce your life total to less than 1 reduces it to 1 instead.

Lotus Bloom

Suspend 3—{0} (Rather than play this card from your hand, pay {0} and remove it from the game with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, play it without paying its mana cost.) {T}, Sacrifice Lotus Bloom: Add three mana of any one color to your mana pool.

Mystical Teachings

Search your library for an instant card or a card with flash, reveal it, and put it into your hand. Then shuffle your library. Flashback {5}{B} (You may play this card from your graveyard for its flashback cost. Then remove it from the game.)

Teferi, Mage of Zhalfir

Flash (You may play this spell any time you could play an instant.) Creature cards you own that aren't in play have flash. Each opponent can play spells only any time he or she could play a sorcery.

Gemstone Mine

When Gemstone Mine comes into play, put three mining counters on it. {T}, Remove a mining counter from Gemstone Mine: Add one mana of any color to your mana pool. If there are no mining counters on Gemstone Mine, bury it.

Echoing Truth

Gideon of the Trials

Glorious End

Spell Pierce

U

Disenchant

Destroy target artifact or enchantment.

Leyline of Sanctity

If Leyline of Sanctity is in your opening hand, you may begin the game with it on the battlefield. You have hexproof. (You can't be the target of spells or abilities your opponents control.)

Temple of Deceit

Temple of Deceit enters the battlefield tapped. When Temple of Deceit enters the battlefield, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.) {T}: Add {U} or {B}.

Temple of Enlightenment

Temple of Enlightenment enters the battlefield tapped. When Temple of Enlightenment enters the battlefield, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.) {T}: Add {W} or {U}.

Plains

({T}: Add {W}.)

Island

({T}: Add {U}.)