Sacrifice a creature: Add {C}{C}.

You may play lands from your graveyard. {T}: Choose target nonland permanent card in your graveyard. If you haven't cast a spell this turn, you may cast that card. If you do, you can't cast additional spells this turn. Activate only as a sorcery.

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

Equipped creature gets +X/+X, where X is the number of Forests you control. Whenever equipped creature attacks, create a 1/1 green Forest Dryad land creature token. (It's affected by summoning sickness.) Equip {3}

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.) Equip {1}

When Avenger of Zendikar enters the battlefield, create a 0/1 green Plant creature token for each land you control. Landfall — Whenever a land enters the battlefield under your control, you may put a +1/+1 counter on each Plant creature you control.

Whenever another Goblin you control becomes blocked, sacrifice it. If you do, it deals 4 damage to each creature blocking it. Sacrifice two Mountains: Create two 1/1 red Goblin creature tokens.

{1}, Sacrifice two lands: Destroy target land.

Landfall — Whenever a land enters the battlefield under your control, add one mana of any color.

You may play an additional land on each of your turns. {R}{G}, Return a land you control to its owner's hand: Target creature gains trample until end of turn.

Trample If you tap a permanent for mana, it produces three times as much of that mana instead.

{T}, Sacrifice a Forest: Add three mana in any combination of {R} and/or {G}.

When Phylath, World Sculptor enters the battlefield, create a 0/1 green Plant creature token for each basic land you control. Landfall — Whenever a land enters the battlefield under your control, put four +1/+1 counters on target Plant you control.

Trample Landfall — Whenever a land enters the battlefield under your control, you may create a 4/4 green Beast creature token.

You may play lands from your graveyard.

Sacrifice Sakura-Tribe Elder: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Landfall — Whenever a land enters the battlefield under your control, Spitfire Lagac deals 1 damage to each opponent.

Landfall — Whenever a land enters the battlefield under your control, untap Stone-Seeder Hierophant. {T}: Untap target land.

Trample Landfall — Whenever a land enters the battlefield under your control, put a +1/+1 counter on Territorial Scythecat.

Landfall — Whenever a land enters the battlefield under your control, create a Food token or a Treasure token. (Food is an artifact with "{2}, {T}, Sacrifice this artifact: You gain 3 life." Treasure is an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Landfall — Whenever a land enters the battlefield under your control, Tunneling Geopede deals 1 damage to each opponent.

If damage would be dealt to Undergrowth Champion while it has a +1/+1 counter on it, prevent that damage and remove a +1/+1 counter from Undergrowth Champion. Landfall — Whenever a land enters the battlefield under your control, put a +1/+1 counter on Undergrowth Champion.

Whenever World Shaper attacks, you may mill three cards. When World Shaper dies, return all land cards from your graveyard to the battlefield tapped.

(Gain the next level as a sorcery to add its ability.) Landfall — Whenever a land enters the battlefield under your control, you gain 1 life. {2}{G}: Level 2 You may play an additional land on each of your turns. {4}{G}: Level 3 When this Class becomes level 3, target land you control becomes a creature with haste and "This creature's power and toughness are each equal to the number of lands you control." It's still a land.

When Garruk's Uprising enters the battlefield, if you control a creature with power 4 or greater, draw a card. Creatures you control have trample. (They can deal excess combat damage to the player or planeswalker they're attacking.) Whenever a creature with power 4 or greater enters the battlefield under your control, draw a card.

Landfall — Whenever a land enters the battlefield under your control, you may put a quest counter on Khalni Heart Expedition. Remove three quest counters from Khalni Heart Expedition and sacrifice it: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

If you tap a permanent for mana, it produces twice as much of that mana instead.

Sacrifice a land: Target creature gains haste until end of turn.

{1}, Sacrifice a creature: Search your library for a land card with a basic land type, put it onto the battlefield tapped, then shuffle.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I, II — Mill two cards, then you may return a creature card from your graveyard to your hand. III — Return all land cards from your graveyard to the battlefield, then shuffle your graveyard into your library.

Whenever a creature enters the battlefield under your control, it deals damage equal to its power to any target.

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.

As an additional cost to cast this spell, sacrifice a land. Search your library for up to two basic land cards, put them onto the battlefield, then shuffle.

{T}: Add {C}. {3}{G}, {T}, Sacrifice Blighted Woodland: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

When Brokers Hideout enters the battlefield, sacrifice it. When you do, search your library for a basic Forest, Plains, or Island card, put it onto the battlefield tapped, then shuffle and you gain 1 life.

{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

({T}: Add {G}.)

Grasslands enters the battlefield tapped. {T}, Sacrifice Grasslands: Search your library for a Forest or Plains card, put it onto the battlefield, then shuffle.

When Maestros Theater enters the battlefield, sacrifice it. When you do, search your library for a basic Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle and you gain 1 life.

({T}: Add {R}.)

Mountain Valley enters the battlefield tapped. {T}, Sacrifice Mountain Valley: Search your library for a Mountain or Forest card, put it onto the battlefield, then shuffle.

When Riveteers Overlook enters the battlefield, sacrifice it. When you do, search your library for a basic Swamp, Mountain, or Forest card, put it onto the battlefield tapped, then shuffle and you gain 1 life.

Rocky Tar Pit enters the battlefield tapped. {T}, Sacrifice Rocky Tar Pit: Search your library for a Swamp or Mountain card, put it onto the battlefield, then shuffle.

Choose a permanent type. Return all cards of the chosen type from your graveyard to your hand. Flashback {5}{G}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

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.

As an additional cost to cast this spell, sacrifice X lands. Create two X/X red Elemental creature tokens.

Exile the top five cards of your library. You may play cards exiled this way until the end of your next turn. You may play an additional land this turn.

You may play an additional land this turn. Draw a card.

Search your library for up to X basic land cards, where X is the number of tapped creatures you control, put those cards onto the battlefield tapped, then shuffle.

Sacrifice any number of lands. Reveal the top X cards of your library, where X is the number of lands sacrificed this way. Choose any number of artifact and/or land cards revealed this way. Put all nonland cards chosen this way onto the battlefield, then put all land cards chosen this way onto the battlefield tapped, then put the rest on the bottom of your library in a random order.

Choose one — • Search your library for up to two basic land cards, reveal them, put them into your hand, then shuffle. • You may play up to two additional lands this turn. Entwine {2}{G} (Choose both if you pay the entwine cost.)

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.

Sacrifice any number of lands, then add that much {C}.

Sacrifice X lands. For each land sacrificed this way, draw a card. You may play X additional lands this turn. Lands you control enter the battlefield tapped this turn.

Each player who controls six or more lands chooses five lands they control and sacrifices the rest. Each player who controls four or fewer lands may search their library for up to X basic land cards and put them onto the battlefield, where X is five minus the number of lands they control. Then each player who searched their library this way shuffles.

Kicker—Sacrifice a creature. (You may sacrifice a creature in addition to any other costs as you cast this spell.) Search your library for a basic land card, put that card onto the battlefield, then shuffle. If this spell was kicked, instead search your library for up to two basic land cards, put them onto the battlefield, then shuffle.

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

Sacrifice any number of lands. Search your library for up to that many land cards, put them onto the battlefield tapped, then shuffle.

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

You may play up to three additional lands this turn.

Until your next turn, all lands you control become 2/2 Elemental creatures with reach, indestructible, and haste. They're still lands.

Each player sacrifices a land for each card in your hand.

Search your library for up to X creature cards with different names that each have mana value X, reveal them, put them into your hand, then shuffle.