The Oxyale lets you breathe in the Sunken Shrine. It's not an exciting ability, but it's necessary, so you'll need to track down the Bottled Faerie and release her at her spring in Gaia to get the Oxyale before tracking down Kraken.
The OXYALE lets you breathe in the Sunken Shrine. It's not an exciting ability, but it's necessary, so you'll need to track down the BOTTLE and release The Fairy at her spring in Gaia to get the OXYALE before tracking down KRAKEN.