Sentry Ranks
From Destiny 2 Wiki
Sentry Ranks is a Farm Buff. These Sentry ranks do not grant any noticeable buffs, but are required to start the On Scouting Patrol jump puzzle. They stack up to 4 times. It is used in How to Acquire The Farm Buffs.
- Sentry Ranks are temporary. They will wear off after a while, or if you die or if you leave The Farm.