Call of Duty: Modern Warfare 3 introduces a fresh twist on the classic Zombies experience and also adds new Field Upgrades into the mix. So here are all Modern Warfare 3 Zombies Field Upgrades.
Modern Warfare 3 brings Zombies to the MW series for the first time ever. The mode will be released along with the game’s Multiplayer offering on November 10 and will introduce some noteworthy changes to the classic formula. Instead of the round-based format, MW3’s Zombies takes place in an open-world set in Urzikstan.
Players will team up to take on hordes of zombies and complete certain objectives along the way. Eventually, they’ll have to rush to complete a successful exfil which will help advance the mode’s narrative.
To enhance their combat abilities, players can utilize Perks, Wonder Weapons, Ammo Mods, and even Field Upgrades. So here are all Modern Warfare 3 Zombies Field Upgrades.
All Zombies Field Upgrades in Modern Warfare 3 explained
Here are all Modern Warfare 3 Zombies Field Upgrades available at launch and how they work:

Modern Warfare 3 Zombies has a total of six Field Upgrades.
Players will only have one access to one Field Upgrade in the beginning, others will unlock as they progress through Military Player Ranks.
The Field Upgrades in Modern Warfare 3 Zombies are much different from those in Multiplayer. Their design aligns with Zombies’ supernatural themes, and so do their abilities.