If a noncreature permanent under your control was destroyed this turn by a spell or ability an opponent controlled, you may pay rather than pay this spell's mana cost.

Create four 1/1 green Snake creature tokens.

Cast this spell only if an opponent cast a creature spell this turn.

You may put a green creature card from your hand onto the battlefield.

If a creature spell you cast this turn was countered by a spell or ability an opponent controlled, you may pay rather than pay this spell's mana cost.

Look at the top seven cards of your library. You may put a creature card from among them onto the battlefield. Put the rest on the bottom of your library in any order.

If it's not your turn, you may exile a green card from your hand rather than pay this spell's mana cost.

Destroy up to two target artifacts and/or enchantments.

If a black creature with flying is attacking, you may pay rather than pay this spell's mana cost.

Destroy target attacking creature with flying.

Choose target opponent. You create X 3/3 green Beast creature tokens, where X is the number of artifacts that player controls.

Create a 2/5 green Treefolk Shaman creature token.

Whenever a Forest you control enters, you may return this card from your graveyard to your hand.

This spell costs less to cast if you control a permanent with mana value 4 or greater.

One or two target creatures you control each get +1/+0 until end of turn. They each deal damage equal to their power to target creature an opponent controls.

You gain 1 life for each creature on the battlefield. If was spent to cast this spell, untap all creatures you control.

Create a 3/3 green Beast creature token for each creature put into your graveyard from the battlefield this turn.

You may put a green creature card from your hand onto the battlefield.

You may pay rather than pay this spell's mana cost.

Search your library for up to four basic land cards and reveal them. Put one of them onto the battlefield tapped under an opponent's control if the cost was paid. Put two of them onto the battlefield tapped under your control and the rest into your hand. Then shuffle.

You may discard a Forest card rather than pay this spell's mana cost.

Prevent all combat damage that would be dealt by unblocked creatures this turn.

You may cast this spell as though it had flash if you pay more to cast it. (You may cast it any time you could cast an instant.)

Create a 1/1 green Saproling creature token for each creature you control.

You may exile a green card from your hand rather than pay this spell's mana cost.

Distribute three +1/+1 counters among one, two, or three target creatures. For each +1/+1 counter you put on a creature this way, remove a +1/+1 counter from that creature at the beginning of the next cleanup step.

Target creature gets +X/+X until end of turn, where X is the greatest mana value among permanents you control.

Flash

Pheromone Trail — When this creature enters, if a creature entered the battlefield under an opponent's control this turn, create a 3/3 green Tyranid Warrior creature token with trample.

If an opponent controls a Swamp and you control a Forest, you may cast this spell without paying its mana cost.

Target player gains 6 life.