Have

Reverse Damage

The next time a source of your choice would deal damage to you this turn, prevent that damage. You gain life equal to the damage prevented this way.

Holy Day

Prevent all combat damage that would be dealt this turn.

Getting

Jayemdae Tome

Mountain

Festival

Cast this spell only during an opponent's upkeep.
Creatures can't attack this turn.

PROXY

Ivory Tower

At the beginning of your upkeep, you gain X life, where X is the number of cards in your hand minus 4.

Circle of Protection: Red

{1}: The next time a red source of your choice would deal damage to you this turn, prevent that damage.

Swords to Plowshares

Exile target creature. Its controller gains life equal to its power.

Land's Edge

Discard a card: If the discarded card was a land card, this enchantment deals 2 damage to target player or planeswalker. Any player may activate this ability.

Balance

Each player chooses a number of lands they control equal to the number of lands controlled by the player who controls the fewest, then sacrifices the rest. Players discard cards and sacrifice creatures the same way.

Disenchant

Library of Leng

You have no maximum hand size.
If an effect causes you to discard a card, discard it, but you may put it on top of your library instead of into your graveyard.

Shatterstorm

Destroy all artifacts. They can't be regenerated.

SIDE IN&OUT

Earthquake

Earthquake deals X damage to each creature without flying and each player.

Mox Ruby

Wheel of Fortune

Each player discards their hand, then draws seven cards.

Sol Ring

Spirit Link

Enchant creature (Target a creature as you cast this. This card enters attached to that creature.)
Whenever enchanted creature deals damage, you gain that much life.

Red Elemental Blast

Choose one —
• Counter target blue spell.
• Destroy target blue permanent.

Orcish Artillery

{T}: This creature deals 2 damage to any target and 3 damage to you.

Circle of Protection: Blue

{1}: The next time a blue source of your choice would deal damage to you this turn, prevent that damage.

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Land Tax

At the beginning of your upkeep, if an opponent controls more lands than you, you may search your library for up to three basic land cards, reveal them, put them into your hand, then shuffle.

Feldon's Cane

{T}, Exile this artifact: Shuffle your graveyard into your library.

Plateau

Skull of Orm

{5}, {T}: Return target enchantment card from your graveyard to your hand.

Eye for an Eye

The next time a source of your choice would deal damage to you this turn, instead that source deals that much damage to you and Eye for an Eye deals that much damage to that source's controller.

Circle of Protection: Black

{1}: The next time a black source of your choice would deal damage to you this turn, prevent that damage.

Plains

Circle of Protection: Green

{1}: The next time a green source of your choice would deal damage to you this turn, prevent that damage.

Wrath of God

Destroy all creatures. They can't be regenerated.

Circle of Protection: White

{1}: The next time a white source of your choice would deal damage to you this turn, prevent that damage.