Sonance Casket: Ragunna is a collectible item in Wuthering Waves found throughout Rinascita. This rare artifact is said to preserve fragments of unaltered memories from bygone eras. Scattered across notable landmarks in Rinascita, these caskets can be conveniently gathered using the Grapple Utility.
Players can trade Sonance Caskets at the Tweensy Weensy merchant within the Garden of the Lost, exchanging them for valuable rewards including Astrite, Rinascita's Casket Sonnar permits, Resonance Potions, Energy Cores, Plushie Village restoration logs, and Shell Credits.
Thessaleo Fells Sonance Casket: Ragunna Locations in Wuthering Waves
Thessaleo Fells Sonance Casket: Ragunna Location #1

The first casket in Thessaleo Fells lies northeast of the Rinascita-Ragunna-Thessaleo Fells Resonance Nexus.
Thessaleo Fells Sonance Casket: Ragunna Location #2

To obtain the second casket, follow these steps:
- Fast travel to the northern Resonance Beacon in Rinascita-Ragunna-Thessaleo Fells
- Head west toward the Dream Patrol: Sprawling Scarlet challenge
- Ascend the wall to its summit
- Make a well-timed jump to claim the artifact
Thessaleo Fells Sonance Casket: Ragunna Location #3

From the previous location, deploy your Wingray to soar toward Resounding Rise Tower's peak to secure the next casket.
Thessaleo Fells Sonance Casket: Ragunna Location #4

Utilize your aerial abilities to reach Twilight Rise Tower from Resounding Rise - the fourth casket hovers above this structure.
Thessaleo Fells Sonance Casket: Ragunna Location #5

Glide from Twilight Rise Tower toward Command Rise Tower's bridge to claim your next artifact.
Thessaleo Fells Sonance Casket: Ragunna Location #6-7
Two additional caskets reside inside Command Rise Tower, accessible only during or after completing the Shadow of the Towers: Command Rise questline.
Thessaleo Fells Sonance Casket: Ragunna Location #8

After finishing the Command Rise quest, players emerge atop the tower. Either descend via flight or ascend normally from ground level to collect this casket.
Thessaleo Fells Sonance Casket: Ragunna Location #9

Fast travel to Twin Peaks' southern Resonance Beacon to acquire the ninth artifact.
Thessaleo Fells Sonance Casket: Ragunna Location #10

Approach the nearby bridge, leap off, and glide beneath its structure to discover another hidden casket.
Thessaleo Fells Sonance Casket: Ragunna Location #11

This casket is situated west of the Ragunna-Thessaleo Fells-Twin Peaks northern waypoint.
Thessaleo Fells Sonance Casket: Ragunna Location #12

From the previous location, head southwest and descend the cliff. Search near the golden-winged horse statue's summit for the twelfth artifact.
Thessaleo Fells Sonance Casket: Ragunna Location #13

Travel to Porto-Veno Castle and use your Grapple Utility or climbing skills to reach the casket atop its structure.
Thessaleo Fells Sonance Casket: Ragunna Location #14

Navigate to the western Resonance Beacon near Porto-Veno Castle, then proceed northwest to find another casket beneath the Dream Patrol: Auto Handpuppet challenge area.
Thessaleo Fells Sonance Casket: Ragunna Location #15

Fast travel to the Garden of the Lost Resonance Beacon to claim the casket floating above the Teensy Weensy Plushie vendor.
Thessaleo Fells Sonance Casket: Ragunna Location #16

The final casket lies southeast of Twin Peaks' northern waypoint. Teleport to the Resonance Beacon, jump southeast off the cliff, then glide toward the damaged bridge to secure your last artifact.