How to Unlock the Legendary Lead Balloon Shotgun

Lead Balloon is a legendary Torgue shotgun that shoots grenade-esque shells that explode to spawn three smaller grenades.

Enemies can take damage from both the initial explosion and that of the small follow up grenades.

Unlock Location:

• Progress through the story until reaching the very south of the Fadefields area.
• You will encounter Splashzone, the first major campaign boss after the tutorial.

Farm Method:

• Defeat Splashzone in the south of Fadefields.
• After completing the story mission, return to his arena.
• Use the Encore Machine nearby to reset the fight.
• Repeatedly defeat Splashzone until Lead Balloon drops.