https://www.youtube.com/user/MusicaXIII/
Story progression in Act 1 Chapter 6 (on any difficulty) - Gears of War: Ultimate Edition
Perform 25 perfect active reloads (on any difficulty) - Gears of War: Ultimate Edition
Collect a treasure by following an animal - Atlas Fallen
101/3,49590/1,2506/56
41/2,06435/1,0002/36
1,888/2,089950/1,00048/50