Destroy all lands or all creatures. Creatures destroyed this way can't be regenerated.

Exile all artifacts, creatures, and lands from the battlefield, all cards from all graveyards, and all cards from all hands. Cycling {5}{R}{R} ({5}{R}{R}, Discard this card: Draw a card.) When you cycle this card, destroy all lands.

Destroy all creatures and lands.

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.

Each player chooses from the lands they control a land of each basic land type, then sacrifices the rest.

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

Each player sacrifices X lands of their choice.

At the beginning of your upkeep, choose target opponent. This turn, that player can't cast spells or activate abilities and plays with their hand revealed. You may play lands and cast spells from that player's hand this turn.

Whenever a permanent you control enters tapped, untap it.

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

{T}: Add one mana of any color in your commander's color identity. Sacrifice this artifact: Draw a card.

Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle. Cycling {2} ({2}, Discard this card: Draw a card.)

Search your library for a basic land card, put it onto the battlefield, then shuffle. Suspend 2—{G} (Rather than cast this card from your hand, you may pay {G} and exile it with two time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.)

{T}: Add {C}{C}.

When this enchantment enters, draw a card, then you may put a land card from your hand onto the battlefield. If you put a Cave onto the battlefield this way, you gain 4 life. Lands you control enter untapped.

Tempting offer — Search your library for a land card and put it onto the battlefield. Each opponent may search their library for a land card and put it onto the battlefield. For each opponent who searches a library this way, search your library for a land card and put it onto the battlefield. Then each player who searched a library this way shuffles.

Whenever a land you control enters tapped, choose one — • Untap that land. • Tap target nonland permanent an opponent controls.

Exile all permanents. You discard your hand.

Destroy all lands.

Choose one or more — • Exile all artifacts. • Exile all creatures. • Exile all enchantments. • Exile all graveyards.

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

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

Each player shuffles all permanents they own into their library, then reveals that many cards from the top of their library. Each player puts all artifact, creature, and land cards revealed this way onto the battlefield, then does the same for enchantment cards, then puts all cards revealed this way that weren't put onto the battlefield on the bottom of their library.

{T}: Add one mana of any color. Spend this mana only to cast a creature spell.

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

({T}: Add {G}.)

({T}: Add {U}.)

({T}: Add {R}.)

({T}: Add {W}.)

Nonbasic lands don't untap during their controllers' untap steps.

Nonbasic lands are Mountains.

Your opponents can't cast spells from anywhere other than their hands.

Lands don't untap during their controllers' untap steps. At the beginning of each player's upkeep, that player untaps a land they control.

All creatures lose all abilities and have base power and toughness 1/1.

Whenever a player casts a spell, that player returns a land they control to its owner's hand.

Whenever a player casts a spell, counter it unless that player pays {3}.

Flash You control your opponents while they're searching their libraries. While an opponent is searching their library, they exile each card they find. You may play those cards for as long as they remain exiled, and you may spend mana as though it were mana of any color to cast them.

Destroy all lands.

Lands don't untap during their controllers' untap steps. At the beginning of each player's upkeep, that player untaps a land they control.

Players skip their untap steps. At the beginning of your upkeep, sacrifice this enchantment unless you pay {U}.

As long as this artifact is untapped, players can't untap more than two permanents during their untap steps.

Return all lands to their owners' hands.

Your opponents can't cast spells with even mana values. (Zero is even.) Your opponents can't block with creatures with even mana values.