Open Locke Kingdom and enter VIP Square (the lower left corner of Locke Square) from the map. Then open the map above the VIP Square and enter the Temple of Light above the map. After entering the Temple of Light, go ahead and enter the main entrance. Next, we find the second door on the right and enter the crystal temple. When you enter the Crystal Temple, you can see a water beast. Click on the water beast. Then the scarf collector's activity page will open. Please note that this is a direct click on the challenge set. Then you will enter the challenge mode. If you win the water beast, you will have a chance to get a scarf. It is recommended to use wooden or aquatic pets (mook water). Collect 30 silk scarves and you will get the blue water beast.
Blue Water Spirit Beast is mainly obtained by collecting silk scarves in battle, which can be filled with 30 silk scarves.