The Budget Deity is a 
Tediore Pistol.
Budget Deity Launches 2 combo balls that place atlas seekers on enemies tracking them making bullets home in on the targets.
Can be found in the Elements: Kinetic
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How to Unlock the Legendary Budget Deity Pistol
Weapons
Legendary Loot
Overview
How to Unlock
Unlock Location:
- Progress through the story until reaching "One Fell Swoop" main quest.
- this quest will take you to the Dissected plateau.
- Complete the Quest at the end you will encounter the Bio-Bulkhead boss.
Farm Method:
- Defeat Bio-Bulkhead.
- After use the Encore Machine nearby to reset the fight.
- Repeatedly defeat Bio-Bulkhead until Budget Deity drops.
Loveless
Plague Star
Harlowe
CHROMA Accelerator
Malignant Construct