Back to Nature

Destroy all enchantments.

Summoner's Pact

Search your library for a green creature card, reveal it, and put it into your hand. Then shuffle your library. At the beginning of your next upkeep, pay {2}{G}{G}. If you don't, you lose the game.

Scapeshift

Sacrifice any number of lands. Search your library for that many land cards, put them into play tapped, then shuffle your library.

Primeval Titan

Trample Whenever Primeval Titan enters the battlefield or attacks, you may search your library for up to two land cards, put them onto the battlefield tapped, then shuffle your library.

Farseek

Search your library for a Plains, Island, Swamp, or Mountain card and put it into play tapped. Then shuffle your library.

Prismatic Omen

Lands you control are every basic land type in addition to their other types.

Search for Tomorrow

Search your library for a basic land card and put it into play. Then shuffle your library. Suspend 2—{G} (Rather than play this card from your hand, you may pay {G} and remove it from the game with two time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, play it without paying its mana cost.)

Khalni Heart Expedition

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 your library.

Valakut, the Molten Pinnacle

Valakut, the Molten Pinnacle enters the battlefield tapped. Whenever a Mountain enters the battlefield under your control, if you control at least five other Mountains, you may have Valakut, the Molten Pinnacle deal 3 damage to target creature or player. {T}: Add {R} to your mana pool.

Scalding Tarn

Windswept Heath

Wooded Foothills

Cinder Glade

Sakura-Tribe Elder

Wood Elves

Sheltered Thicket

Sweltering Suns

Hour of Promise

Stomping Ground

({T}: Add {R} or {G}.) As Stomping Ground enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Mountain

({T}: Add {R}.)

Forest

({T}: Add {G}.)