Prospector's Set

Set bonuses passives shown at an average roll

• 2pieces
  +4% Skill XP
• 4pieces
  Mother Lode: Every 10th gather in one spot yields double

  Mother Lode: +13% Rare find rolls +10–16% Rare find
• 5pieces
  Panning: Double yields also find 3% of their worth in gold rolls Double yields also find 2–4% of their worth in gold

Every piece rolls its own "set roll"; a bonus uses the average of the pieces you wear. Flat stats grow with the set's item level (17–19 here).

Where each piece drops best first

Piece	From (chance per kill)
Prospector's Candle-Brim Hat	Relentless Dwarven Auditor 3% 1 in 33 Kobold Foreman 2.4% 1 in 42 Echoing Bat 0.8% 1 in 125 Hard-Hat Rat 0.8% 1 in 125
Prospector's Plaid Flannel	Relentless Dwarven Auditor 3% 1 in 33 Kobold Foreman 2.4% 1 in 42 Echoing Bat 0.8% 1 in 125 Hard-Hat Rat 0.8% 1 in 125
Prospector's Steel-Toe Boots	Relentless Dwarven Auditor 3% 1 in 33 Kobold Foreman 2.4% 1 in 42 Echoing Bat 0.8% 1 in 125 Hard-Hat Rat 0.8% 1 in 125
Prospector's Canary Charm	Relentless Dwarven Auditor 3% 1 in 33 Kobold Foreman 2.4% 1 in 42 Echoing Bat 0.8% 1 in 125 Hard-Hat Rat 0.8% 1 in 125
Prospector's Gold Pan	Relentless Dwarven Auditor 3% 1 in 33 Kobold Foreman 2.4% 1 in 42 Echoing Bat 0.8% 1 in 125 Hard-Hat Rat 0.8% 1 in 125

Set pieces never come from random drops or shops, only from their theme's own sources. The zone boss and promoted foes (Champions and Elites) carry the whole set.