The Rat King is an Exotic Sidearm in Destiny 2 with a very interesting Exotic Perk, it gets stronger when allies also have it equipped. (destinynewshub.com)
It goes hand - in - hand with the new ability to use sidearms while driving to shoot things up. (wolfsgamingblog.com)
His warmups are enlivened with underhand tosses, backward over-the-head jobs and several forms of sidearm delivery, not to mention an occasional handstand and / or backflip. (si.com)