Spectre Operations: Frontlines Expansion

Frontlines introduces a brand new, in-depth vehicle combat system, with over 50 vehicle profiles, new actions, such as Advisors, Blind Fire, Warning Shots and Rules of Engagement. New escalations are also featured, along with rules for mounted elements and trench warfare.
Multiple new exciting scenarios are also included, combining all the new rules and more!

This book requires a copy of Spectre Operations. 

Including rules for:

New Actions and Reactions
Thematic rules, such as Mobs and Gathering Crowds
Brand new vehicle rules and profiles
Helicopters
Mounted Elements
New Escalations
Trench Warfare
Drone Warfare