Swords to Plowshares

Exile target creature. Its controller gains life equal to its power.

Hidden Gibbons

When an opponent casts an instant spell, if Hidden Gibbons is an enchantment, Hidden Gibbons becomes a 4/4 Ape creature.

Wane

Target creature gets +2/+2 until end of turn.

Wax // Wane

Birds of Paradise

Windswept Heath

{T}, Pay 1 life, Sacrifice Windswept Heath: Search your library for a Forest or Plains card, put it onto the battlefield, then shuffle.

Forest

Call of the Herd

Create a 3/3 green Elephant creature token.
Flashback {3}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Nimble Mongoose

Shroud (This creature can't be the target of spells or abilities.)
Threshold — Nimble Mongoose gets +2/+2 as long as seven or more cards are in your graveyard.

Granger Guildmage

{R}, {T}: Granger Guildmage deals 1 damage to any target and 1 damage to you.
{W}, {T}: Target creature gains first strike until end of turn.

Sylvan Library

At the beginning of your draw step, you may draw two additional cards. If you do, choose two cards in your hand drawn this turn. For each of those cards, pay 4 life or put the card on top of your library.

Armageddon

Naturalize

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Mystic Enforcer

Protection from black
Threshold — As long as seven or more cards are in your graveyard, Mystic Enforcer gets +3/+3 and has flying.

Battery

Create a 3/3 green Elephant creature token.

Assault

Assault // Battery

Warmth

Whenever an opponent casts a red spell, you gain 2 life.

Plains

Bind

Counter target activated ability. (Mana abilities can't be targeted.)
Draw a card.

Survival of the Fittest

{G}, Discard a creature card: Search your library for a creature card, reveal that card, put it into your hand, then shuffle.

Werebear

{T}: Add {G}.
Threshold — Werebear gets +3/+3 as long as seven or more cards are in your graveyard.