Complete Operation A - Halo: Spartan Strike (Windows)
Kill 2 enemies with one shot with the shotgun - Aliens vs. Predator
Story progression in Act 1 Chapter 8 (on any difficulty) - Gears of War: Ultimate Edition (Windows)
19/44815/2002/20
111/3,14475/1,0005/50
140/6,987120/1,2507/56