Pinnacle Factotum
Halls of Fabrication
A factotum that steps in once the two Hunter-Killers are down, as the trial's second boss.
Popular builds
The builds groups run most often at this boss, one per role. Ranked by how often each is run, not by damage done.
Most popular Tank build
Sorcerer tank with Pearlescent Ward
seen 4×
Skills
Perfected Pearlescent Ward5 
Powerful Assault5 
Perfected Crushing Wall2 
Magma Incarnate1 
Cryptcanon Vestments1 Most popular Healer build
Warden healer
seen 7×
Skills
Master Architect5 Powerful Assault5 
Ozezan the Inferno2 
Perfected Grand Rejuvenation2 Most popular DPS build
Necromancer DPS
seen 84×
Skills
Perfected Slivers of the Null Arca5 
Corpseburster5 
Perfected Merciless Charge2 
Huntsman's Warmask1 
Slimecraw1 Most popular Support build
Z'enkosh DragonKnight
seen 35×
Skills
Z'en's Redress6 
Roar of Alkosh5 Perfected Merciless Charge2 Huntsman's Warmask1
Ranked by how often a build is run, from the top 100 boss-DPS parses per boss. U50 data, as of 4 Aug 2026.