Regeneration

Enchant creature (Target a creature as you cast this. This card enters attached to that creature.)
{G}: Regenerate enchanted creature. (The next time that creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Wall of Brambles

Defender (This creature can't attack.)
{G}: Regenerate Wall of Brambles.

Stream of Life

Llanowar Elves

Craw Wurm

Desert Twister

Untamed Wilds

Search your library for a basic land card, put that card onto the battlefield, then shuffle.

Thicket Basilisk

Whenever Thicket Basilisk blocks or becomes blocked by a non-Wall creature, destroy that creature at end of combat.

Cockatrice

Flying
Whenever Cockatrice blocks or becomes blocked by a non-Wall creature, destroy that creature at end of combat.

Lure

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

Sandstorm

Sandstorm deals 1 damage to each attacking creature.

Forest

Living Lands

All Forests are 1/1 creatures that are still lands.