Beginner's Tip: Onyx can be used as an extremely valuable trading item in Markets.
Crafting Uses Overview
- Onyx Butler Bot
How to Use
Used for crafting high-end tools. Also as currency in market worlds. Onyx also protects from bombs and exploders.
For a very short time in late 2012/early 2013, onyx dropped as rare loot from treasure chests. This was quickly de-implemented and hasn't happened since.