Players can cast spells and activate abilities only during their own turns.

This creature gets +2/+2 as long as there are three or more land cards in your graveyard. {2}, {T}, Sacrifice a land: Search your library for a land card, put it onto the battlefield tapped, then shuffle.

Search your library and/or graveyard for a creature card with mana value X or less and put it onto the battlefield. If you search your library this way, shuffle. If X is 10 or more, creatures you control get +X/+X and gain haste until end of turn.

Search your library for a green creature card with mana value X or less, put it onto the battlefield, then shuffle. Shuffle Green Sun's Zenith into its owner's library.

{8}, {T}: Search your library for a permanent card, put it onto the battlefield, then shuffle.

At the beginning of your upkeep, you may look at the top three cards of your library, then put them back in any order.

At the beginning of your draw step, you may draw two additional cards. If you do, choose two cards in your hand drawn this turn. For each of those cards, pay 4 life or put the card on top of your library.

This spell costs {X} less to cast, where X is the greatest power among creatures you control. {T}: Add {G}{G}. You gain 2 life. Whenever a nontoken creature you control enters, put a +1/+1 counter on it and draw a card.

Players can't activate planeswalkers' loyalty abilities. At the beginning of your draw step, draw an additional card. Spells you cast cost {1} less to cast. Creatures you control get +1/+1.

Landfall — Whenever a land you control enters, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.") Whenever you sacrifice a Clue, put a +1/+1 counter on this creature.

{T}: Untap target Forest.

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

Whenever an opponent plays a land, you may put a land card from your hand onto the battlefield.

As this artifact enters, choose a color. Creatures you control of the chosen color get +1/+1. Whenever a land's ability causes you to add one or more mana of the chosen color, add one additional mana of that 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.

You may play an additional land on each of your turns. Lands you control are every basic land type in addition to their other types.

{T}: Add {G}.

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

Imprint — When this artifact enters, you may exile target land you control. Whenever a land with the same name as the exiled card is tapped for mana, its controller adds one mana of any type that land produced.

{T}: Add {G}.

As this artifact enters, choose a color. Creatures of the chosen color get +1/+1. Whenever a basic land is tapped for mana of the chosen color, its controller adds an additional one mana of that color.

{T}: Add {G}.

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

Landfall — Whenever a land you control enters, add one mana of any color. Then if this is the second time this ability has resolved this turn, reveal cards from the top of your library until you reveal an Elf or Elemental card. Put that card into your hand and the rest on the bottom of your library in a random order.

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

Search your library for a land card, reveal it, put it into your hand, then shuffle.

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

Reach Ulvenwald Hydra's power and toughness are each equal to the number of lands you control. When this creature enters, you may search your library for a land card, put it onto the battlefield tapped, then shuffle.

Enchant Forest As this Aura enters, choose a color. Whenever enchanted Forest is tapped for mana, its controller adds an additional one mana of the chosen color.

Reach (This creature can block creatures with flying.) You may play lands from your graveyard. If a land entering causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

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.

You may play lands from your graveyard.

{T}: Add {C}. {1}, {T}, Sacrifice this land: Draw a card. Activate only if you control five or more lands.

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 this land enters, sacrifice a land. Creatures you control can't attack. Prevent all damage that would be dealt to you.

Destroy target permanent. Its controller creates a 3/3 green Beast creature token.

When this creature enters, create a 0/1 green Plant creature token for each land you control. Landfall — Whenever a land you control enters, you may put a +1/+1 counter on each Plant creature you control.

Reach, trample Multani gets +1/+1 for each land you control and each land card in your graveyard. {1}{G}, Return two lands you control to their owner's hand: Return Multani from your graveyard to your hand.

Landfall — Whenever a land you control enters, create a 1/1 green Insect creature token. If you control six or more lands, create a token that's a copy of this creature instead.

Activated abilities of artifacts can't be activated.