Brutus' Briefing is an exclusive Chapter 2: Season 2 set of challenges for Battle Pass holders. Once the Battle Pass had been purchased, Brutus' Briefing was available to complete. The challenges could be completed any time before the Season ended on June 17th, 2020. The rewards for Brutus' Briefing consists of XP, along with the chance of obtaining a second style for Brutus, one of the outfits from the Chapter 2: Season 2Battle Pass.
Once the requirement is met, both the Final Shadow Mission and the Final Ghost Mission were available to complete. The requirements to unlock the challenges were to Buy the Battle Pass, Reach Level 20, and Complete at least 18 of the Brutus' Briefing challenges. Once one challenge was completed, the style could be obtained, and the other challenge was no longer be available, as well as the opposite style.