Obsidian

A sleek, glass-like stone, smooth as night and sharp as a shadow.

Dropped by

Monster	Level	Chance
Razor Robot	Lv 126	100%
Shell Robot	Lv 126	100%
Spiderling Robot	Lv 127	100%
Spike Robot	Lv 127	100%
Nose Robot	Lv 128	100%
Nozzle Robot	Lv 128	100%
Spider Robot	Lv 128	100%
Delivery Robot	Lv 129	100%
Snout Robot	Lv 129	100%
Boxy Robot	Lv 130	100%
Gripper Robot	Lv 130	100%