+2: Search your library for a basic Mountain card, reveal it, put it into your hand, then shuffle. −3: Koth deals damage to target creature equal to the number of Mountains you control. −7: You get an emblem with "Whenever a Mountain you control enters, this emblem deals 4 damage to any target."

{T}: Add one mana of any color in your commander's color identity.

You may play lands from your graveyard.

{T}: Add {C}. {1}, {T}, Sacrifice this artifact: Draw a card.

({T}: Add {R}.)

This land enters tapped. Whenever a Mountain you control enters, if you control at least five other Mountains, you may have this land deal 3 damage to any target. {T}: Add {R}.

Anger of the Gods deals 3 damage to each creature. If a creature dealt damage this way would die this turn, exile it instead.

Choose one — • Brotherhood's End deals 3 damage to each creature and each planeswalker. • Destroy all artifacts with mana value 3 or less.

You destroy four lands you control, then target opponent destroys four lands they control. Then Burning of Xinye deals 4 damage to each creature.

Destroy target land. Its controller may search their library for a basic land card, put it onto the battlefield tapped, then shuffle. Draw a card.

All creatures lose indestructible until end of turn. Hour of Devastation deals 5 damage to each creature and each non-Bolas planeswalker.

Destroy all artifacts, creatures, and lands. They can't be regenerated.