Landfall — Whenever a land you control enters, add one mana of any color.

At the beginning of each player's end step, that player sacrifices an untapped land of their choice.

When Titania enters, return target land card from your graveyard to the battlefield. Whenever a land you control is put into a graveyard from the battlefield, create a 5/3 green Elemental creature token.

Afflict 4 (Whenever this creature becomes blocked, defending player loses 4 life.) Whenever this creature attacks and isn't blocked, you may cast an instant or sorcery spell from your hand without paying its mana cost.

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.

Destroy target artifact, target creature, target enchantment, and target land. (You can't cast this spell unless you have legal choices for all its targets.)

Target player sacrifices a land of their choice. Threshold — Each player sacrifices all lands they control instead if seven or more cards are in your graveyard.

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

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

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.

Destroy all nonbasic lands.

Destroy target artifact you don't control. Overload {4}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

You may play an additional land on each of your turns.

At the beginning of your upkeep, if there are seven or more lands on the battlefield, sacrifice this enchantment and destroy all lands.

Destroy all Islands.