Greed

Wild Research

{1}{W}: Search your library for an enchantment card and reveal that card. Put it into your hand, then discard a card at random. Then shuffle.
{1}{U}: Search your library for an instant card and reveal that card. Put it into your hand, then discard a card at random. Then shuffle.

Chain Reaction

Chain Reaction deals X damage to each creature, where X is the number of creatures on the battlefield.

Monk Idealist

When this creature enters, return target enchantment card from your graveyard to your hand.

Tangle

Prevent all combat damage that would be dealt this turn.
Each attacking creature doesn't untap during its controller's next untap step.

Caves of Koilos

{T}: Add {C}.
{T}: Add {W} or {B}. This land deals 1 damage to you.

Worship

If you control a creature, damage that would reduce your life total to less than 1 reduces it to 1 instead.

Harmless Assault

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

Evolving Wilds

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Phyrexian Processor

As this artifact enters, pay any amount of life.
{4}, {T}: Create an X/X black Phyrexian Minion creature token, where X is the life paid as this artifact entered.

Plains

Infernal Contract

Draw four cards. You lose half your life, rounded up.

Sulfurous Springs

{T}: Add {C}.
{T}: Add {B} or {R}. This land deals 1 damage to you.

Swamp

Holy Day

Prevent all combat damage that would be dealt this turn.

Umbilicus

At the beginning of each player's upkeep, that player may pay 2 life. If they don't, they return a permanent they control to its owner's hand.

Wand of Denial

{T}: Look at the top card of target player's library. If it's a nonland card, you may pay 2 life. If you do, put it into that player's graveyard.

Prophetic Prism

When this artifact enters, draw a card.
{1}, {T}: Add one mana of any color.

Degavolver

Kicker {1}{B} and/or {R} (You may pay an additional {1}{B} and/or {R} as you cast this spell.)
If this creature was kicked with its {1}{B} kicker, it enters with two +1/+1 counters on it and with "Pay 3 life: Regenerate this creature."
If this creature was kicked with its {R} kicker, it enters with a +1/+1 counter on it and with first strike.

Ethereal Champion

Pay 1 life: Prevent the next 1 damage that would be dealt to this creature this turn.

Wall of Omens

Defender
When this creature enters, draw a card.

Energy Field

Prevent all damage that would be dealt to you by sources you don't control.
When a card is put into your graveyard from anywhere, sacrifice this enchantment.

Expedition Map

{2}, {T}, Sacrifice this artifact: Search your library for a land card, reveal it, put it into your hand, then shuffle.

Near-Death Experience

At the beginning of your upkeep, if you have exactly 1 life, you win the game.

Repay in Kind

Each player's life total becomes the lowest life total among all players.

Resistance Fighter

Sacrifice this creature: Prevent all combat damage target creature would deal this turn.

Phyrexian Rager

When this creature enters, you draw a card and you lose 1 life.

Mischievous Poltergeist

Flying
Pay 1 life: Regenerate this creature.

Protective Sphere

{1}, Pay 1 life: Prevent all damage that would be dealt to you this turn by a source of your choice that shares a color with the mana spent on this activation cost. (Colorless mana prevents no damage.)

Caltrops

Whenever a creature attacks, this artifact deals 1 damage to it.

Mountain

Foreboding Fruit

Target player draws two cards and loses 2 life.
Adamant — If at least three black mana was spent to cast this spell, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.")

Wishclaw Talisman

This artifact enters with three wish counters on it.
{1}, {T}, Remove a wish counter from this artifact: Search your library for a card, put it into your hand, then shuffle. An opponent gains control of this artifact. Activate only during your turn.

Reckless Assault

{1}, Pay 2 life: This enchantment deals 1 damage to any target.

Thrill of Possibility

As an additional cost to cast this spell, discard a card.
Draw two cards.

Lull

Prevent all combat damage that would be dealt this turn.
Cycling {2} ({2}, Discard this card: Draw a card.)

Terminate

Destroy target creature. It can't be regenerated.

Arcanist's Owl

Flying
When this creature enters, look at the top four cards of your library. You may reveal an artifact or enchantment card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Lurking Evil

Pay half your life, rounded up: This enchantment becomes a 4/4 Phyrexian Horror creature with flying.

Battlefield Forge

{T}: Add {C}.
{T}: Add {R} or {W}. This land deals 1 damage to you.

Martyrs' Tomb

Pay 2 life: Prevent the next 1 damage that would be dealt to target creature this turn.

Spinning Wheel

{T}: Add one mana of any color.
{5}, {T}: Tap target creature.

Cavern Harpy

Flying
When this creature enters, return a blue or black creature you control to its owner's hand.
Pay 1 life: Return this creature to its owner's hand.

Tragic Poet

{T}, Sacrifice this creature: Return target enchantment card from your graveyard to your hand.

Doomsday

Search your library and graveyard for five cards and exile the rest. Put the chosen cards on top of your library in any order. You lose half your life, rounded up.