M3
4 reports filed under M3 , from July 2026 to November 2026.
About the M3 archive
Every Endfield Hub post tagged M3 is collected here, newest first. This archive exists because coverage of a subject like this is spread across many separate reports written at different points in the game's life, and the individual posts are easier to judge when you can see them next to each other with their dates attached.
Coverage runs from July 2026 through November 2026. Older entries are kept rather than deleted, so patch-specific advice stays readable in its original context, check the published and updated dates on each post before applying its numbers to the current version. Posts here are filed under Lore & Analysis.

Is Last Rite the Next Nachzehrer King?
Last Rite never feeds on the dead, yet M3 names Nezzsalem, the Nachzehrer King, and Fleming warns his successor will appear. Both games' text, side by side.

What Happened to Rhodes Island in Endfield?
Rhodes Island began as a starship, its doctor Kal'tsit was a 10,000-year-old machine, and you built her. The full Arknights story Endfield never shows.

Why M3 May Be Endfield's Deadliest Operator
M3 has no playable kit, yet Arknights veterans call her the deadliest thing on Talos-II. Here is what Mon3tr's combat file documents, and what carries over.

Who Is M3? Endfield's Mon3tr Mystery
Who is M3 in Arknights: Endfield? Her role as a Zeroth Directive executor, Perlica's guardian, and the evidence she's the successor to Kal'tsit's Mon3tr.

