When fully charged, if it chimes, it seems to give Bonus XP. Got +2 with Ocean Sight, +1 without. Might be a variable amount.
VS Mushroom Scout (Ocean Sight)
The crystal spine quivers, emitting a rolling hum that sinks into your body and mind.
You've earned 1 XP in Reflexes
You've earned 2 XP in Strength
You've earned 2 XP in Will
VS Bat Colony (Not Etheric)
The crystal spine quivers, emitting a rolling hum that sinks into your body and mind.
You've earned 1 XP in Reflexes
You've earned 1 XP in Strength
You've earned 1 XP in Will