In Amakumo Peak, players will encounter a massive crater filled with Electro Water and several Light-Up Tiles surrounding the area. All four sets of Tiles make up a single puzzle that acts as the key to getting rid of the dangerous water.
Start by heading to the areacircled redon the map below, which indicates the location of the Light-Up Tile puzzle. As it’s in the heart of Amakumo Peak, you’ll need to complete Seirai Stormchasers: Part III to comfortably reach the area.
Once you’re in the right place, you’ll find the puzzle and a Stone Tablet. Interacting with it will give you a clue:And that which is different shall be illuminated all the same. This indicates that you need to reference existing Light-Up Tiles to figure out which have not been lit up.
To find the existing Tiles, head to theareas circled yellowon the map above. You’ll find parts of a Light-Up Tile—all three of which will show you the areas not to light up again. This part is optional, as the solution is in the image below. When you’re ready, head back to the first puzzle (circled red on the map above) to begin lighting it up.
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Simply step on the Tiles marked above to light them up and complete the puzzle. If unnecessary Tiles are lit up, the puzzle will fail. If you step on the wrong Tile on accident, simply step out and step on it again to turn it off.
Completing this puzzle will grant you anExquisite Chest, unlock the AchievementSea of Puzzles, and unlock themechanismbeside the puzzle. Interacting with the mechanism will drain the Electro Water and open up a path that leads further down the crater.
There are tons of Light-Up Tile puzzles on Seirai Island. Check out our guides onHow to solve the Light-Up Tile puzzle in Koseki Village Genshin ImpactandHow to solve the Light-Up Tile puzzle north of “Seiraimaru” in Genshin Impactto help you solve them.
