How does Rat King catalyst drop?

Destiny 2 Update 7.2.0.1 Patch Notes - Season of the Witch

Destiny 2 Rat King Catalyst: How to get it in 2022

Phoenix Protocol Destiny 2 Ornament

Get the fully masterworked catalyst for Rat King to your collection! 💥 Enjoy an additional weapon perk – Infestation to aim assist and recoil

Buy D2 Rat King Catalyst Masterwork

Destiny 2 Season of The Witch Patch Notes

Destiny 2 - How to Get the Rat King Exotic Sidearm

Destiny 2: Exotic Weapon Catalysts – Kyber's Corner

Drop of Void, Monumenta Wiki

What exotic weapons need a catalyst / a new catalyst? I, one of three Skyburner's Oath users, am pretty peeved that our scout rifle that already has *zero* damage drop off (yes