Storm-Rage Kraken

Hexproof, unblockable
When Storm-Rage Kraken enters the battlefield, gain control of up to two nonland permanents target opponent controls.
Storm-Rage Kraken costs {u} less for each other blue creature you control.
Storm-Rage Kraken gets +2/+2 as long as you control twelve or more permanents.
{1}{u}{t}: Create a 1/1 blue Squid creature token with islandwalk.