Whenever Blossoming Tortoise enters the battlefield or attacks, mill three cards, then return a land card from your graveyard to the battlefield tapped. Activated abilities of lands you control cost {1} less to activate. Land creatures you control get +1/+1.

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.) Spells you cast with mana value 6 or greater have cascade.

Landfall — Whenever a land enters the battlefield under your control, you gain 1 life and draw a card.

You may look at the top card of your library any time. You may play lands and cast spells from the top of your library. Once during each of your turns, you may cast a spell from your hand or the top of your library without paying its mana cost.

Door to Nothingness enters the battlefield tapped. {W}{W}{U}{U}{B}{B}{R}{R}{G}{G}, {T}, Sacrifice Door to Nothingness: Target player loses the game.

Trample Whenever Liege of the Tangle deals combat damage to a player, you may choose any number of target lands you control and put an awakening counter on each of them. Each of those lands is an 8/8 green Elemental creature for as long as it has an awakening counter on it. They're still lands.

Bojuka Bog enters the battlefield tapped. When Bojuka Bog enters the battlefield, exile target player's graveyard. {T}: Add {B}.

({T}: Add {B} or {R}.) Canyon Slough enters the battlefield tapped. Cycling {2} ({2}, Discard this card: Draw a card.)

Indestructible {T}: Add {C}. {5}, {T}: Add five mana in any combination of colors.

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

When Crosis's Catacombs enters the battlefield, sacrifice it unless you return a non-Lair land you control to its owner's hand. {T}: Add {U}, {B}, or {R}.

When Darigaaz's Caldera enters the battlefield, sacrifice it unless you return a non-Lair land you control to its owner's hand. {T}: Add {B}, {R}, or {G}.

{T}: Add {C}. {1}, {T}: Until end of turn, your opponents and creatures your opponents control with hexproof can be the targets of spells and abilities you control as though they didn't have hexproof.

When Dromar's Cavern enters the battlefield, sacrifice it unless you return a non-Lair land you control to its owner's hand. {T}: Add {W}, {U}, or {B}.

{T}: Add {C}. {4}, {T}, Sacrifice Encroaching Wastes: Destroy target nonbasic land.

({T}: Add {G}.)

{T}: Add {C}. {T}, Sacrifice Ghost Quarter: Destroy target land. Its controller may search their library for a basic land card, put it onto the battlefield, then shuffle.

Goldmire Bridge enters the battlefield tapped. Indestructible {T}: Add {W} or {B}.

Mistvault Bridge enters the battlefield tapped. Indestructible {T}: Add {U} or {B}.

{1}, {T}: Add {R}{G}.

({T}: Add {R}.)

You have no maximum hand size. {T}: Add {C}.

When Rith's Grove enters the battlefield, sacrifice it unless you return a non-Lair land you control to its owner's hand. {T}: Add {R}, {G}, or {W}.

Rustvale Bridge enters the battlefield tapped. Indestructible {T}: Add {R} or {W}.

{1}, {T}: Add {B}{R}.

Silverbluff Bridge enters the battlefield tapped. Indestructible {T}: Add {U} or {R}.

Slagwoods Bridge enters the battlefield tapped. Indestructible {T}: Add {R} or {G}.

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

{1}, {T}: Add {G}{W}.

{T}: Add {C}. {1}, {T}, Sacrifice Tectonic Edge: Destroy target nonbasic land. Activate only if an opponent controls four or more lands.

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

Kicker {W}{W} (You may pay an additional {W}{W} as you cast this spell.) Flying When Desolation Angel enters the battlefield, destroy all lands you control. If it was kicked, destroy all lands instead.

At the beginning of each player's upkeep, that player sacrifices a nonbasic land.

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

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Destroy all lands. II, III — Each player returns two land cards from their graveyard to the battlefield.

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

When Keldon Firebombers enters the battlefield, each player sacrifices all lands they control except for three.

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

Destroy target land.

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 target land. Add {R}{R}.

Destroy target land.

Flying {T}: Add one mana of any color.

As an additional cost to cast this spell, sacrifice a land. Search your library for a land card, put that card onto the battlefield, then shuffle.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Add {B}{B}{B}.

Vigilance Faeburrow Elder gets +1/+1 for each color among permanents you control. {T}: For each color among permanents you control, add one mana of that color.

{1}, {T}: Add {B}{G}.

Draw a card. You may put a land card from your hand onto the battlefield.

Flying Whenever Maelstrom Archangel deals combat damage to a player, you may cast a spell from your hand without paying its mana cost.

Search your library for a Forest card, put that card onto the battlefield, then shuffle.

{T}: Add {G}, {W}, or {U}.

{T}: Add {B}, {R}, or {G}.

{T}: Add {R}, {G}, or {W}.

You may cast spells from your hand without paying their mana costs.

You may play an additional land on each of your turns. Play with the top card of your library revealed. You may play lands from the top of your library.

{1}, {T}: Add {W}{B}.

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Choose target land. Create three tokens that are copies of it, except they're 3/3 creatures in addition to their other types and they have vigilance and menace. (They're affected by summoning sickness.)

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

{1}, {T}: Add {G}{U}.

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

Whenever Soul of Windgrace enters the battlefield or attacks, you may put a land card from a graveyard onto the battlefield tapped under your control. {G}, Discard a land card: You gain 3 life. {1}{R}, Discard a land card: Draw a card. {2}{B}, Discard a land card: Soul of Windgrace gains indestructible until end of turn. Tap it.

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

Timeless Lotus enters the battlefield tapped. {T}: Add {W}{U}{B}{R}{G}.

You may play lands from your graveyard.

Return to the battlefield all permanent cards in your graveyard that were put there from the battlefield this turn.

You may play lands from your graveyard. Unearth {G}{G} ({G}{G}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

You may play lands from your graveyard.

Return all land cards from your graveyard to the battlefield tapped.

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.) When Acidic Slime enters the battlefield, destroy target artifact, enchantment, or land.

+1: Target permanent doesn't untap during its controller's next untap step. −2: Ajani Vengeant deals 3 damage to any target and you gain 3 life. −7: Destroy all lands target player controls.

Exile all permanents. You discard your hand.

Choose one or more — • Destroy target artifact. • Destroy target creature. • Destroy target enchantment. • Destroy target land. • Destroy target planeswalker.

Destroy target creature. Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

{2}{R}, {T}: Destroy target nonbasic land. Morph {R} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Your opponents and permanents your opponents control with hexproof can be the targets of spells and abilities you control as though they didn't have hexproof. −3: Exile target creature.

Nevinyrral's Disk enters the battlefield tapped. {1}, {T}: Destroy all artifacts, creatures, and enchantments.

{T}: Target player exiles a card from their graveyard. {1}, Exile Relic of Progenitus: Exile all graveyards. Draw a card.

Destroy all nonland permanents your opponents control.

Destroy target permanent.

This spell can't be countered. Destroy target nonland permanent.

Destroy all Islands.

Destroy all Islands.

Lands you control have "{T}: Add one mana of any color." {T}: Add one mana of any color.

You may spend mana as though it were mana of any color. {T}: Add {C}{C}{C}{C}{C}. {5}, {T}: Draw a card for each color among permanents you control.

{1}, {T}: Add {U}{B}.

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.)

Search your library for up to three monocolored cards with different names and exile them. An opponent chooses one of those cards. Shuffle that card into your library. You may cast the other cards without paying their mana costs. Exile Emergent Ultimatum.

You may pay {W}{U}{B}{R}{G} rather than pay the mana cost for spells you cast.

Cumulative upkeep—Pay 2 life. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) When Glacial Chasm enters the battlefield, sacrifice a land. Creatures you control can't attack. Prevent all damage that would be dealt to you.

Enchant legendary creature Enchanted creature has ward {2} and "{T}: Add five mana in any combination of colors. Spend this mana only to cast spells."

The first spell you cast each turn has cascade. (When you cast your first spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.)

Magus of the Disk enters the battlefield tapped. {1}, {T}: Destroy all artifacts, creatures, and enchantments.

{4}, {T}, Sacrifice Mindslaver: You control target player during that player's next turn. (You see all cards that player could see and make all decisions for the player.)

If Primeval Spawn would enter the battlefield and it wasn't cast or no mana was spent to cast it, exile it instead. Vigilance, trample, lifelink When Primeval Spawn leaves the battlefield, exile the top ten cards of your library. You may cast any number of spells with total mana value 10 or less from among them without paying their mana costs.

Protection from everything If Progenitus would be put into a graveyard from anywhere, reveal Progenitus and shuffle it into its owner's library instead.

You may play up to three additional lands this turn.

Return all lands to their owners' hands.

Vigilance As long as you control six or more lands, Sylvan Advocate and land creatures you control get +2/+2.

When Treva's Ruins enters the battlefield, sacrifice it unless you return a non-Lair land you control to its owner's hand. {T}: Add {G}, {W}, or {U}.