Shadow, The Voice of the Wild

When Shadow, Voice of the Wild enters the battlefield, search your deck or graveyard for
a creature titled "Blizzard", and put it into
your hand. If your library was searched in
this manner, shuffle it.
When Shadow, Voice of the Wild dies, create two
green 3/3 Assassin Vine Tokens with reach.
{t}{g}{g} All green creatures you control gain
+2/+2 until your next turn