How to Unlock The Legendary Roulette

@Roulette is a Order Pistol.

@Roulette Has a Trait that give the player a Random buff on Reload.

Can be found in the Elements: None

Unlock Location:

• Progress through the "Legend of the Stone Demon" DLC until reaching the most East area of Demon's Domain.
• where you will encounter the Boss "Bore-Tex".

Farm Method:

• Defeat Bore-Tex.
• After use the Encore Machine nearby to reset the fight.
• Repeatedly defeat "Bore-Tex" until @Roulette drops.