Korogon, Kraken Wayfinder

+2: Target creature you control with power 4 or greater gets base power and toughness 9/9 until end of turn.
-3: Search your library for a blue and/or green creature card, reveal it, and put it into your hand. Then shuffle your library.
-9: Create X 9/9 blue kraken creature tokens where X is the number of creatures you control.