Lure

Enchant creature
All creatures able to block enchanted creature do so.

Megatherium

Trample
When this creature enters, sacrifice it unless you pay {1} for each card in your hand.

All lands become 2/2 creatures until end of turn. They're still lands.

Whenever a player plays a land, return this creature to its owner's hand.

Return target green card from your graveyard to your hand.

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.)

Trample
At the beginning of your upkeep, you may put a +1/+1 counter on this creature.

{G}, {T}, Discard a card: Regenerate target creature.

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

Whenever this creature is dealt damage, you may create that many 1/1 green Insect creature tokens.

Whenever this creature becomes blocked, you gain 1 life.

When this creature enters, you may search your library for a Forest card, put that card onto the battlefield, then shuffle.

Exile target creature with power 2 or less. Its controller gains 4 life.

{1}{G}, {T}, Discard a card: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Whenever an opponent casts a blue or black spell, you may create a 1/1 green Snake creature token.