Embark on an adventure through the charming Nostoi Region in Genshin Impact to uncover hidden Hydroculus, the Fontaine equivalent of Oculi. These treasures serve as a crucial in-game currency allowing Travelers to enhance their Statue of the Seven in exchange for exciting rewards.
Exchange the gathered Hydroculus at any Fontaine Statue of The Seven to receive coveted prizes such as Travelers' Constellations, Primogems, Mora, EXP, and Fontaine Shrine of Depths' Keys in Genshin Impact.
Exploration of Hydroculus Locations in Nostoi Region
The Nostoi Region boasts nine scattered Hydroculus, waiting to be discovered across Petrichor and Faded Castle in Genshin Impact.
Unveiling Nostoi Region Hydroculus Location #1
Begin your quest by locating the first Hydroculus atop the central mountain summit. Commence the challenge northwest of the mountain and follow the spawned Hydro Portal.
Revealing Nostoi Region Hydroculus Location #2
Continue your journey by gliding south from the mountain peak to find the next Hydroculus floating above a stone pillar.
Locating Nostoi Region Hydroculus Location #3
Search for the third Hydroculus positioned on a house's rooftop northwest of the town's bell tower. It's accessible with the help of an Anemo character in Genshin Impact.
Discovering Nostoi Region Hydroculus Location #4
Teleport to Faded Castle's western Lower Level Waypoint and navigate northeast to find the fourth Hydroculus concealed behind a Mysterious Bookcase puzzle. Solve the puzzle and clear the path by activating The Might of the Ancient Symphony to claim your reward.
Exploring Nostoi Region Hydroculus Location #5
To reach the fifth Hydroculus:
- Teleport to the Faded Castle: Middle Level southern Waypoint.
- Proceed through the southern passage.
- Climb the library stairs in Faded Castle.
- Activate the Crystal Mechanism.
- Utilize the blue platforms to access the highest point.
- Trigger the second Crystal Mechanism.
- Enter the Hydro Portal.
- Retrieve the roaming Grimoire by interacting with The Might of the Ancient Symphony.
- Present the Lost Grimoire to the Mysterious Bookcase.
- Activate the Symphony skill to clear the path.
- Collect the Hydroculus behind the Bookcase.
Unearthing Nostoi Region Hydroculus Location #6
Swiftly travel to Faded Castle: Middle Level southern Waypoint and glide towards the Sea Of Bygone Eras portal to find a Hydroculus resting atop metal pipes.
Locating Nostoi Region Hydroculus Location #7
From the previous site, head west and plunge into the water to discover the seventh Hydroculus near a large glass window.
Discovering Nostoi Region Hydroculus Location #8
Teleport to Faded Castle: Exhibition Hall Waypoint, ascend the fallen pillar to the west, and then glide towards the shattered wall to claim the floating Hydroculus.
Revealing Nostoi Region Hydroculus Location #9
To secure the final Hydroculus in Nostoi Region, defeat the Statue of Marble and Brass boss in Genshin Impact and retrieve the treasure located at the end of the boss room.