Hunter's Trace is an intrinsic in Destiny 2 that can appear on 1 weapon.
What Hunter's Trace does
This weapon fires special shield-piercing ammunition and is strong against [Shield-Piercing] Barrier Champions. Precision hits grant targeting data. [Alternate Weapon Action] to swap to the alternate scope, loading high-damage rounds based on the amount of targeting data. High damage rounds create shockwaves around impacted targets, exhausting them.