Down the Chain

Serpentis Fortress

Unrated Β· difficulty rank 10Null SecuritySerpentis Corporation

Serpentis Fortress is a combat site that can be scanned down with probes, and can be found in null security space in the Serpentis regions. The site is behind an acceleration gate. Warping to the site lands you at 0 on the gate.

Access C Single-source / unverified

Found via
Cosmic signature (combat scanning)
Ship restrictions
Battleships

Faction threat profile C Single-source / unverified

They deal
Thermal (55%) / Kinetic (45%)
Weak to
Kinetic / Thermal
EWAR used
Sensor Dampeners

Faction-level profile, not site-specific. Tank their damage, shoot their weakness.

NPC roster C Single-source / unverified

Community-maintained wave list from the site's own wiki page β€” counts and triggers vary between spawns; treat as the shape, not gospel.

Room 1 β€” Right group 65km from warp-in

QtyNPCHullEWARDPS eaAlpha eaEHP eaOrbit
6 Coreli Guardian Initiate/Spy/Agent F β€” β€” β€” β€”
2 Coreli Guardian Patroller F β€” β€” β€” β€”
5 Core Lord Admiral/Grand Admiral BS β€” β€” β€” β€”
2 Corelum Guardian Chief Infantry C β€” β€” β€” β€”

Room 1 β€” Centre group 37km from warp-in

QtyNPCHullEWARDPS eaAlpha eaEHP eaOrbit
7 Coreli Defender/Guardian Defender/Guardian Protector/Guardian Scout F β€” β€” β€” β€”
1 Corelior Artillery D β€” β€” β€” β€”
4 Corelum Guardian Chief Protector/Chief Defender C β€” β€” β€” β€”
3 Corelum Chief Infantry/Sentinel C β€” β€” β€” β€”

Room 1 β€” Left group 35km from warp-in

QtyNPCHullEWARDPS eaAlpha eaEHP eaOrbit
3 Coreli Protector/Guard F β€” β€” β€” β€”
2 Coreli Guardian Defender F β€” β€” β€” β€”
3 Corelum Chief Guard/Safeguard C β€” β€” β€” β€”
4 Core Lord Admiral/Grand Admiral BS β€” β€” β€” β€”

Room 1 β€” Structures

QtyNPCHullEWARDPS eaAlpha eaEHP eaOrbit
1 Acceleration Gate β€” β€” β€” β€”

Room 2 β€” Structures

QtyNPCHullEWARDPS eaAlpha eaEHP eaOrbit
? Serpentis Stronghold TRIGGER β€” β€” β€” β€”

Room 2 β€” Initial group

QtyNPCHullEWARDPS eaAlpha eaEHP eaOrbit
2 Frigate F β€” β€” β€” β€”
10 Guardian Angel F β€” β€” β€” β€”
4 Destroyer D β€” β€” β€” β€”
3 Cruiser C β€” β€” β€” β€”
4 Battlecruiser BC β€” β€” β€” β€”
4 Core/High Admiral BS β€” β€” β€” β€”

Room 2 β€” Shadow Serpentis Rare - Might spawn after 3 min

QtyNPCHullEWARDPS eaAlpha eaEHP eaOrbit
0-1 Shadow Serpentis Rear Admiral/Port Admiral Faction modules TRIGGER BS β€” β€” β€” β€”

Payout C Single-source / unverified

Commander spawns can drop faction modules; may escalate to an expedition. No structured drop data banked yet.

Escalations

  • Suspicious Job β€” ~5% chance on completion to open the Suspicious Job expedition (multi-part chain via The Agency) C Single-source / unverified

Sources

Last reviewed 2026-08-19 Β· game version: Cradle of War (Jun 2026). Spot an error? Corrections land fastest via the channel.