Whenever Warren Instigator deals damage to an opponent, you may put a Goblin creature card from your hand onto the battlefield.
Protection from red
Elemental creatures you control get +1/+1.
When Master of Waves enters the battlefield, create a number of 1/0 blue Elemental creature tokens equal to your devotion to blue. (Each U in the mana costs of permanents you control counts toward your devotion to blue.)