Sentinel – Arc Raiders Enemy Guide & Weak Points
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Updated May 7, 2026
Sentinel Enemy Guide
The ARC Sentinel is a boss-tier enemy found in multiple zones. It is the most commonly farmed boss for Sentinel Firing Cores.
Sentinel Locations
- Victory Ridge — Central Tower (10-min respawn)
- Dam Battlegrounds — Main bridge area
- Frozen Reach — Frost variant near Observatory
Weak Points
- Back core: Glowing panel on the back — 3x damage
- Circle-strafe to access the back during attack animations
- The Frost variant also has a weak point under the chin
Strategy
- Longbow headshots for opening burst
- Use cover to avoid the charge attack (one-shot potential)
- EMP Grenade stuns for 5 seconds — hit the back core
Drops
- Sentinel Firing Core (40% chance)
- Rare materials and weapon parts
Arc Raiders Sentinel Guide
The Arc Raiders Sentinel is the most commonly farmed boss. Weak point is the glowing core on the back. Circle-strafe during attacks to access it. EMP stuns for 5 seconds.