Will-o'-the-Wisp

Flying (This creature can't be blocked except by creatures with flying or reach.)
{B}: Regenerate Will-o'-the-Wisp. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Scryb Sprites

Taiga

Howl from Beyond

Target creature gets +X/+0 until end of turn.

Swamp

Bayou

Regrowth

Return target card from your graveyard to your hand.

Llanowar Elves

Giant Growth

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

Grizzly Bears

Sol Ring

Icy Manipulator

{1}, {T}: Tap target artifact, creature, or land.

Sengir Vampire

Flying (This creature can't be blocked except by creatures with flying or reach.)
Whenever a creature dealt damage by Sengir Vampire this turn dies, put a +1/+1 counter on Sengir Vampire.

Force of Nature

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
At the beginning of your upkeep, Force of Nature deals 8 damage to you unless you pay {G}{G}{G}{G}.

Forest

Channel

Until end of turn, any time you could activate a mana ability, you may pay 1 life. If you do, add {C}.

Juggernaut

This creature attacks each combat if able.
This creature can't be blocked by Walls.

Jade Statue

{2}: Jade Statue becomes a 3/6 Golem artifact creature until end of combat. Activate only during combat.

Demonic Tutor

Search your library for a card, put that card into your hand, then shuffle.

Berserk

Cast this spell only before the combat damage step.
Target creature gains trample and gets +X/+0 until end of turn, where X is its power. At the beginning of the next end step, destroy that creature if it attacked this turn.