The Inverse Cipher event in Girls’ Frontline 2: Exilium challenges Commanders to clear stages under strict turn limits in exchange for rewards like Collapse Pieces and key cultivation materials. Below are curated video guides covering stages 1–5, provided by Nitrogen, to help with turn-limit clears.
Event Duration
Dec 24 at 05:00 – Jan 7 at 04:59 (UTC-4)
Season 8 can be found here
Inverse Cipher – Stage 1
Stage 1 introduces the event’s core systems and turn limit conditions, where effective positioning and early tempo are essential for an efficient clear.
Inverse Cipher – Stage 2
Stage 2 builds on the event’s mechanics by tightening turn limits, requiring careful positioning and sustained momentum to clear efficiently.
Inverse Cipher – Stage 3
Stage 3 increases the challenge with more restrictive turn limits, making precise positioning and efficient execution essential for a successful clear.
Inverse Cipher – Stage 4
Stage 4 raises the difficulty with tighter turn limits, requiring deliberate planning, precise positioning, and steady momentum to clear efficiently.
Inverse Cipher – Stage 5
Stage 5 stands as the event’s toughest challenge, with strict turn limits that demand optimal positioning, efficient routing, and precise execution for a clean clear.




