Bull Elephant

When Bull Elephant enters, sacrifice it unless you return two Forests you control to their owner's hand.

Uktabi Orangutan

When Uktabi Orangutan enters, destroy target artifact.

Natural Spring

Reflecting Pool

{T}: Add one mana of any type that a land you control could produce.

Rootbreaker Wurm

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Swamp

Diabolic Edict

Target player sacrifices a creature of their choice.

Gaea's Touch

{0}: You may put a basic Forest card from your hand onto the battlefield. Activate only as a sorcery and only once each turn.
Sacrifice Gaea's Touch: Add {G}{G}.

Crash of Rhinos

Catacomb Dragon

Flying
Whenever Catacomb Dragon becomes blocked by a nonartifact, non-Dragon creature, that creature gets -X/-0 until end of turn, where X is half the creature's power, rounded down.

Death's Duet

Return two target creature cards from your graveyard to your hand.

Phyrexian Furnace

{T}: Exile the bottom card of target player's graveyard.
{1}, Sacrifice Phyrexian Furnace: Exile target card from a graveyard. Draw a card.

Gravedigger

When Gravedigger enters, you may return target creature card from your graveyard to your hand.

Nekrataal

First strike
When Nekrataal enters, destroy target nonartifact, nonblack creature. That creature can't be regenerated.

Terror

Destroy target nonartifact, nonblack creature. It can't be regenerated.

Gaea's Blessing

Target player shuffles up to three target cards from their graveyard into their library.
Draw a card.
When Gaea's Blessing is put into your graveyard from your library, shuffle your graveyard into your library.

Hidden Horror

When Hidden Horror enters, sacrifice it unless you discard a creature card.

Forest

Rampant Growth

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

Harrow

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.