Blood Moon

Ruination

Maze of Ith

{T}: Untap target attacking creature. Prevent all combat damage that would be dealt to and dealt by that creature this turn.

Insurrection

Untap all creatures and gain control of them until end of turn. They gain haste until end of turn.

Ancient Tomb

{T}: Add {C}{C}. Ancient Tomb deals 2 damage to you.

Snow-Covered Mountain

Price of Glory

Whenever a player taps a land for mana, if it's not that player's turn, destroy that land.

Wheel of Fortune

Each player discards their hand, then draws seven cards.

Rolling Earthquake

Rolling Earthquake deals X damage to each creature without horsemanship and each player.

Anger

Haste
As long as Anger is in your graveyard and you control a Mountain, creatures you control have haste.

Wasteland

{T}: Add {C}.
{T}, Sacrifice Wasteland: Destroy target nonbasic land.

Lightning Greaves

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.)
Equip {0}

Starke of Rath

{T}: Destroy target artifact or creature. That permanent's controller gains control of Starke of Rath. (This effect lasts indefinitely.)

Glacial Crevasses

Sacrifice a snow Mountain: Prevent all combat damage that would be dealt this turn.

Gauntlet of Might

Red creatures get +1/+1.
Whenever a Mountain is tapped for mana, its controller adds an additional {R}.

Strip Mine

{T}: Add {C}.
{T}, Sacrifice Strip Mine: Destroy target land.

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Fellwar Stone

{T}: Add one mana of any color that a land an opponent controls could produce.

Ruby Medallion

Red spells you cast cost {1} less to cast.

Burning Sands

Whenever a creature dies, that creature's controller sacrifices a land of their choice.

Sol Ring

Diaochan, Artful Beauty

{T}: Destroy target creature of your choice, then destroy target creature of an opponent's choice. Activate only during your turn, before attackers are declared.

Red Elemental Blast

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

Smoke

Players can't untap more than one creature during their untap steps.

Repercussion

Whenever a creature is dealt damage, Repercussion deals that much damage to that creature's controller.

Fork

Copy target instant or sorcery spell, except that the copy is red. You may choose new targets for the copy.

Imperial Recruiter

When Imperial Recruiter enters, search your library for a creature card with power 2 or less, reveal it, put it into your hand, then shuffle.

Gamble

Search your library for a card, put that card into your hand, discard a card at random, then shuffle.

Viashino Heretic

{1}{R}, {T}: Destroy target artifact. Viashino Heretic deals damage to that artifact's controller equal to the artifact's mana value.