Tythonian Force-Master's Lightsaber

Tythonian Force-Master's Lightsaber is a Cartel Market artifact lightsaber that can be equipped in a character's main hand weapon slot. It features a glow around the base of the lightsaber when it is drawn. The color of the glow is based on the color of the crystal.

Source
Tythonian Force-Master's Lightsabers can be obtained from Black Market Cartel Packs or Crime Lord's Cartel Packs purchased from the Cartel Market.