Double Tap Root Beer is a Perk-a-Cola that debuts in the World at War map, Zombie Verrückt. The effects of this perk are the same as the multiplayer counterpart, it increases your weapons fire rates by 25% (In console 0.75, 0.25 off 1 = 25%)
To Access the modifier in the Console use perk_WeapRateMultiplier <Value between 0 and 1> (lower number = faster shooting)>
- On the Black Ops version of Der Riese, you can go prone in front of the machine and you will earn 25 Points (Between 20 and 30 on World at War). This is a small joke relating to the fact that people find quarters underneath vending machines.
- There was intended to be a moss-covered machine design in Shi No Numa, this was cut late in the development stages, the design can be seen in the Gallery.