Armored Core has a new game coming, with From Software working on

The others are probably a VR game planned for 2017 and a new IP.

Unannounced Armored Core Game Once Again Teased By FromSoftware

Armored Core III (Renewed) : Video Games

From Software possibly working on a new Armoured Core game (update: screenshots added) Rumor, Page 7

Armored Core VI and Elden Ring: Shadow of the Erdtree Developer FromSoftware Is Currently Working on Multiple Titles, Here Is Why

Armored Core 6 IS REAL! New Trailer & Gameplay Details for AC 6 Fires of Rubicon by From Software

Armored Core on PC: What you need to know about the series

Armored Core VI review: The series' Monster Hunter World?

Armored Core 6 Leaks: From Software Rumor Claims New Game is Coming - PlayStation LifeStyle

Armored Core 6 Collector's Edition is $230 and comes with your own mech, but the premium garage costs $220 extra

Armored Core 6: Fires of Rubicon - New Game Plus Mode Explained - Gameranx

From Software Boss Teases New Armored Core Game in Development - Niche Gamer

Combining Might and Delight in Armored Core VI Fires of Rubicon - Xbox Wire