Rhystic Study

Whenever an opponent casts a spell, you may draw a card unless that player pays {1}.

Utopia Sprawl

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

Mwonvuli Acid-Moss

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

Third Path Savant

Forest

Urban Burgeoning

Enchant land
Enchanted land has "Untap this land during each other player's untap step."

Track Down

Scry 3, then reveal the top card of your library. If it's a creature or land card, draw a card. (To scry 3, look at the top three cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Dawn's Reflection

Enchant land
Whenever enchanted land is tapped for mana, its controller adds an additional two mana in any combination of colors.

Island

Thermokarst

Destroy target land. If that land was a snow land, you gain 1 life.

Freed from the Real

Enchant creature
{U}: Tap enchanted creature.
{U}: Untap enchanted creature.

Snap

Return target creature to its owner's hand. Untap up to two lands.

Valakut Invoker

{8}: Valakut Invoker deals 3 damage to any target.

Rewind

Counter target spell. Untap up to four lands.

Arbor Elf

Wild Growth

Enchant land
Whenever enchanted land is tapped for mana, its controller adds an additional {G}.