- "In Operation Para Bellum, two GIS Operators thrive under the blaze of the Tuscan sun. Team Rainbow is deploying Maestro and Alibi in the villa of one of the most dangerous crime families."
— Official Website Description
Operation Para Bellum was the ninth free expansion for Tom Clancy's Rainbow Six Siege. It added two new Operators from the Italian GIS CTU and the map Villa, along with reworking some maps and introducing new gameplay elements. The game UI was also completely overhauled as well.
Along with the other Year Three Operations, it was officially announced on November 19, 2017 and released on June 7, 2018 for Season Pass owners.
- Pick & Ban System
- Observation Tool
- Club House Map Rework
- The Operation's title comes from the Latin adage "Si Vis Pacem, Para Bellum." Translated, it is: "If you want peace, prepare for war."