Erhnam Djinn

At the beginning of your upkeep, target non-Wall creature an opponent controls gains forestwalk until your next upkeep. (It can't be blocked as long as defending player controls a Forest.)

Mishra's Factory

{T}: Add {C}.
{1}: This land becomes a 2/2 Assembly-Worker artifact creature until end of turn. It's still a land.
{T}: Target Assembly-Worker creature gets +1/+1 until end of turn.

Regrowth

Return target card from your graveyard to your hand.

Forest

Hurricane

Hurricane deals X damage to each creature with flying and each player.

Scryb Sprites

Giant Growth

Target creature gets +3/+3 until end of turn.

Wyluli Wolf

{T}: Target creature gets +1/+1 until end of turn.

Sol Ring

Crumble

Destroy target artifact. It can't be regenerated. That artifact's controller gains life equal to its mana value.

Spitting Slug

Whenever this creature blocks or becomes blocked, you may pay {1}{G}. If you do, this creature gains first strike until end of turn. Otherwise, each creature blocking or blocked by this creature gains first strike until end of turn.

Llanowar Elves

Strip Mine

{T}: Add {C}.
{T}, Sacrifice this land: Destroy target land.

Emerald Dragonfly

Flying
{G}{G}: This creature gains first strike until end of turn.

Maze of Ith

{T}: Untap target attacking creature. Prevent all combat damage that would be dealt to and dealt by that creature this turn.

Jayemdae Tome

Whirling Dervish

Protection from black
At the beginning of each end step, if this creature dealt damage to an opponent this turn, put a +1/+1 counter on it.

Pendelhaven

{T}: Add {G}.
{T}: Target 1/1 creature gets +1/+2 until end of turn.

Aeolipile

{1}, {T}, Sacrifice this artifact: It deals 2 damage to any target.

Scavenger Folk

{G}, {T}, Sacrifice this creature: Destroy target artifact.