Giant Growth

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

Wall of Wood

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.

Forest

Wooden Sphere

Whenever a player casts a green spell, you may pay {1}. If you do, you gain 1 life.

Killer Bees

Flying
{G}: This creature gets +1/+1 until end of turn.

Ironroot Treefolk

Craw Wurm

Instill Energy

Enchant creature
Enchanted creature can attack as though it had haste.
{0}: Untap enchanted creature. Activate only during your turn and only once each turn.

Durkwood Boars

Nafs Asp

Whenever this creature deals damage to a player, that player loses 1 life at the beginning of their next draw step unless they pay {1} before that draw step.

Giant Spider

Reach (This creature can block creatures with flying.)

Oasis

{T}: Prevent the next 1 damage that would be dealt to target creature this turn.

Ley Druid

Llanowar Elves

Wanderlust

Enchant creature
At the beginning of the upkeep of enchanted creature's controller, this Aura deals 1 damage to that player.