Metamorphosis

As an additional cost to cast this spell, sacrifice a creature.
Add X mana of any one color, where X is 1 plus the sacrificed creature's mana value. Spend this mana only to cast creature spells.

Blanchwood Treefolk

Hollowhenge Beast

Colossapede

Alpha Myr

Woodland Druid

Axebane Stag

Kalonian Tusker

Balduvian Bears

Grizzly Bears

Cowl Prowler

Ferocious Zheng

Centaur Courser

Trained Armodon

Quakestrider Ceratops

Broodhunter Wurm

Elvish Ranger

Colossodon Yearling

Terrian, World Tyrant

Durkwood Boars

Axebane Beast

Wicker Witch

Glimpse the Core

Choose one —
• Search your library for a basic Forest card, put that card onto the battlefield tapped, then shuffle.
• Return target Cave card from your graveyard to the battlefield tapped.

Path to the Festival

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle. Then if there are three or more basic land types among lands you control, scry 1. (Look at the top card of your library. You may put that card on the bottom.)
Flashback {4}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Jibbirik Omnivore

Spined Karok

Rampant Growth

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

Runeclaw Bear

Field Trip

Search your library for a basic Forest card, put that card onto the battlefield tapped, then shuffle.
Learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.)

Feral Krushok

Harrier Naga

Gnarled Mass

Norwood Ranger

Alpine Grizzly

Willow Elf

Explosive Vegetation

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

Jaheira's Respite

Search your library for up to X basic land cards, where X is the number of creatures attacking you, put those cards onto the battlefield tapped, then shuffle.
Prevent all combat damage that would be dealt this turn.

Cylian Elf

Leatherback Baloth

Gilded Sentinel

Nessian Courser

Caravan Vigil

Search your library for a basic land card, reveal it, put it into your hand, then shuffle.
Morbid — You may put that card onto the battlefield instead of putting it into your hand if a creature died this turn.

Forest

Nissa's Pilgrimage

Search your library for up to two basic Forest cards, reveal those cards, and put one onto the battlefield tapped and the rest into your hand. Then shuffle.
Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, search your library for up to three basic Forest cards instead of two.

Gorilla Warrior

Craw Wurm

Beneath the Sands

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

Orazca Frillback

Prizefighter Construct

Omega Myr

Swordwise Centaur

Garruk's Gorehorn

Bronze Sable

Terrain Elemental

Bear Cub

Field Creeper

Deep Reconnaissance

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
Flashback {4}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Elvish Warrior

Murasa Brute

Dance of the Tumbleweeds

Spree (Choose one or more additional costs.)
+ {1} — Search your library for a basic land card or a Desert card, put it onto the battlefield, then shuffle.
+ {3} — Create an X/X green Elemental creature token, where X is the number of lands you control.

Glass Golem

Ruxa, Patient Professor

Whenever Ruxa enters or attacks, return target creature card with no abilities from your graveyard to your hand.
Creatures you control with no abilities get +1/+1.
For each creature you control with no abilities, you may have that creature assign its combat damage as though it weren't blocked.