Call of Duty: Modern Warfare 3
The pattern consists of yellow, black and orange leaves, very similar to Fall Camouflage from Call of Duty: Modern Warfare 2. Because the pattern is of leaves, it goes very well with ghillie suits and the map Liberation. However it is slightly useful in desert maps like Dome and U-Turn.
Call of Duty: Ghosts
Autumn Camouflage returns in Call of Duty: Ghosts. It is unlocked via 35 assists with the weapon.