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Viper 4-1
Appears in Call of Duty: Modern Warfare 3
Found in Down the Rabbit Hole
Used by Delta Force
Weapons 2 x 7.62mm M134 miniguns
2 x M261 70mm Hydra 70 Rocket Pods
Status Destroyed

Viper 4-1 is a Little Bird in Down the Rabbit Hole. When Sandman opens the door, it fires some rockets at Russian soldiers, and after Delta soldiers come out of the chopper, it supports them as they get the President. However, it will eventually get hit by an RPG and go down.