Merc Ops is the third mercenary-themed book for Rifts and includes 160 pages of new weapons, equipment and adventuring vehicles. The book describes Merc Ops - an organization that brokers jobs to mercenaries all across North America. Other information includes:

- Typical mercenary operations from police ops to search and rescue to being guns for hire.
- Merc Ops Top Ten Most Wanted - all described including adventure hooks for each.
- New weapons, equipment and vehicles from Chipwell Armaments, Northern Gun, Titan, Wellington and Wilk's.
- New Techno-Wizard weapons from Armstrong and MageFire, such as the Windscream Cannon and the Shining Swordsman Armor.