Shivan Wumpus

Trample
When this creature enters, any player may sacrifice a land of their choice. If a player does, put this creature on top of its owner's library.

Molten Rain

Destroy target land. If that land was nonbasic, Molten Rain deals 2 damage to the land's controller.

Field of Ruin

{T}: Add {C}.
{2}, {T}, Sacrifice this land: Destroy target nonbasic land an opponent controls. Each player searches their library for a basic land card, puts it onto the battlefield, then shuffles.

Flame Slash

Flame Slash deals 4 damage to target creature.

Magnivore

Haste (This creature can attack and {T} as soon as it comes under your control.)
Magnivore's power and toughness are each equal to the number of sorcery cards in all graveyards.

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Melt Terrain

Destroy target land. Melt Terrain deals 2 damage to that land's controller.

Pyretic Ritual

Fungal Reaches

{T}: Add {C}.
{1}, {T}: Put a storage counter on this land.
{1}, Remove X storage counters from this land: Add X mana in any combination of {R} and/or {G}.

Stone Rain

Roiling Terrain

Destroy target land, then Roiling Terrain deals damage to that land's controller equal to the number of land cards in that player's graveyard.

Deus of Calamity

Trample
Whenever this creature deals 6 or more damage to an opponent, destroy target land that player controls.

Tattermunge Maniac

This creature attacks each combat if able.

Seismic Spike

Pillage

Destroy target artifact or land. It can't be regenerated.

Mountain

Reverberate

Copy target instant or sorcery spell. You may choose new targets for the copy.

Wake of Destruction

Destroy target land and all other lands with the same name as that land.