Idrica, Spirit of Water, Residing in the Oceans, she is hard to find unless you have the Sirens Whistle, An item crafted by passing though the Oceans Shrine. Her Challenge is simple, being that by the time you find her, You have completed it. She is quite deadly, the complete power of water at her disposal.
Idrica fights using the torrential power of water, creating anything from a heavy rain to a geyser to destroy her enemies. The most famous ability of hers is to shatter the ground to create a massive fountain that will drown any caught in its rushing waters. To aid those who make pacts with her, Idrica expands the water within the pact-maker's muscles to increase their size and strength.