How to Recruit Heller: Skills and Romance
Caelumite, Starfield Wiki
Fix for NG+ non-recruitable Lin and Heller (PC) : r/Starfield
Play as Heller at Starfield Nexus - Mods and Community
Starfield Walkthrough & Guides Wiki|Game8
Guillaume Degarmo, Starfield Wiki
Deimos (item), Starfield Wiki
Starfield Back to Vectera Walkthrough
Starfield Companion Guide
Crystalline Pools, Starfield Wiki