Black Growl. A square wave born in Forest Edge, resonating since 2020s. Captured at 142 Hz in a vacuum space. One of 350 Legendary echoes — sounds that almost escaped recording.
Name
ECHO #3553 — Black Growl
ID#3553
Rarity
X-HI:8%
Frequency
142 Hz
X-HI:9%
Wave Type
Square
X-HI:10%
Resonance
Absolute
EX:2%
Era
2020s
X-HI:6%
Origin
Forest Edge