Destiny 2 Grand Overture Catalyst Guide: How To Get The Exotic Power-Up

gamespot.com:

One of the latest Exotic weapons in Destiny 2's new Witch Queen expansion is the Grand Overture. A heavy machine gun that launches devastating slugs at enemies, Grand Overture's signature perk Omega Strike packs an explosive punch as an alternative attack. For every slug that finds its mark, the weapon will load a missile and once several have been accumulated, you can unleash all of them in a single volley aimed at an unfortunate soul.

That makes for a fantastic Exotic weapon to have equipped in your Heavy slot, one which can easily clear rooms when you strategically use it against mobs of enemies and high-ranking foes. Grand Overture is good…but it can be better.

Once you have the Catalyst installed, Grand Overture's stability and handling stats increase by 20 points, while missile explosions blind any enemies caught within their destructive range. As an added bonus, any enemy defeated by a missile will also explode, because you can never have too many explosions.

You'll need to own the Season pass, Season of the Risen, to get your hands on this Exotic weapon. Unlike previous years, Bungie isn't offering this Exotic in the free tier of the season pass, but for those of you who have purchased the premium version, it'll be unlockable from level 1 on that rewards chain.

Nothing too complicated here, as you'll need to complete the following objectives after you pick the quest up from Banshee-44 in the Tower:

There's no shortage of Cabal in Destiny 2, as you can find more than 50 of them in the opening mission for The Witch Queen alone, while the EDZ and Nessus maps are also crawling with them. Simply hit a Lost Sector a few times, and you'll easily get those requirements finished. For the power weapons and rapid defeat