I remember playing that pile of trash. gj.
I enjoyed it to be honest, it was something new.
Complete 50 Waves of Horde with Mac, Keegan and Lahni in your squad - Gears 5
Use the Scrubber Room to slow down the Venom in Escape - Gears 5
Escape all Operation 2 Hives on Experienced Difficulty or Higher - Gears 5