Here are the locations and instructions to efficiently farm Toroids.
Combat / Squads / Solo:
No matter which one you’re farming (except Crisma);
● Raise alarms to max
● Bring at least one Despoil Nekros
Vega Toroid:
Spaceport. Go inside for better spawns / AI pathing.
Profit-Taker Heist – Phase 1: 12,50% chance for 3x Vega Toroid
Calda Toroid:
Enrichment Labs. Stay in the courtyard for better spawns / AI pathing.
Profit-Taker Heist – Phase 2: 12,50% chance for 3x Calda Toroid
Sola Toroid:
Temple of Profit. Go inside for better spawns / AI pathing.
Profit-Taker Heist – Phase 3: 12,50% chance for 3x Sola Toroid
Crisma Toroid:
Profit-Taker Heist – Phase 4: 100% chance for 1x Crisma Toroid to drop from Profit-Taker.
Lazulite Toroid:
Exploiter Orb: Drops from the Exploiter Orb upon defeat.
Non-Combat / Solo:
Toroids (except Crisma and Lazulite) have a small chance to spawn in the caves marked below. Be sure to bring a build with a good loot radar: