Morphable Echo - Lingering Tunes

Open to obtain a random Echo of the following Sonata Effect: Lingering Tunes.

2pcs Set: ATK + 10%.

5pcs Set: While on the field, ATK increases by 5% every 1.5s. This effect stacks up to 4 times. Outro Skill DMG + 60%.

Mysterious melodies echo endless from the crevice...