I've noticed that all in-game voicelines—such as pings, callouts, and other audio cues—are significantly quieter when I play as Calico.
To confirm, I tested several other heroes, and the audio levels for these sounds are normal. This problem appears to be exclusive to Calico.
To confirm, I tested several other heroes, and the audio levels for these sounds are normal. This problem appears to be exclusive to Calico.