Xonolite was a metal found on the planet Mustafar. The Jawenko lava beast could easily transform xonolite from its natural solid state to liquid. Mustafarian smugglers were known to export liquid xonolite to Nkklon, where it was sold as Nkklonian Lava Extract.
Behind the scenesEdit
Underworld Appendix: Swoops, Spice, and Wretched Rogues spells this metal as "xolonite."