Asha, Kraken Queen

+2: Search your library for an island and put it onto the battlefield.
-2: Target player player puts the top 3 cards of their library into their graveyard. You gain 2 life for each creature put their this way.
-7: Creatures you control gets +X/+X and Trample where X is the number of islands on the battlefield. Draw X cards and gain X life.