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Vanguard

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Black Ops

BO72025 · TreyarchLive

BO62024 · Treyarch

Cold War2020 · Treyarch

BO42018 · Treyarch

BO32015 · Treyarch

BO22012 · Treyarch

BO12010 · Treyarch

Modern Warfare

MW42026 · Infinity WardOverview

MW20192019 · Infinity Ward

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MW22009 · Infinity Ward

CoD42007 · Infinity Ward

Original / WWII

Vanguard2021 · Sledgehammer Games

WWII2017 · Sledgehammer Games

WaW2008 · Treyarch

CoD32006 · Treyarch

CoD22005 · Infinity Ward

CoD2003 · Infinity Ward

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IW2016 · Infinity Ward

Ghosts2013 · Infinity Ward

Battle Royale

Warzone2020 · Raven SoftwareLive

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Call of Duty: Vanguard

Released 5 November 2021

Sledgehammer Games

Home
Vanguard
Equipment
Jammer

Field-upgradeMultiplayer

Jammer

Also in 3 games — switch version:

Vanguard
Cold War
BO1

Effect

Scrambles the minimap of nearby enemies.

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Other Vanguard equipment

MK2 Frag Grenade
Gammon Bomb
Thermite
Molotov Cocktail
Demolition Charge
Throwing Knife
No. 74 ST Grenade
No. 69 Stun Grenade

Key facts

Jammer

Game: Vanguard
Type: Field-upgrade
Product: Multiplayer

Sources

Call of Duty: Vanguard — Multiplayer ArsenalObserved in a community sample
GamesAtlas · accessed 6 Aug 2026
Multiplayer weapons, perks, killstreaks, field upgrades, maps and modes for Call of Duty: Vanguard, compiled from community references.

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Call of Duty weapon, map, killstreak and patch data — sourced to the official publication it came from, versioned by patch, and kept separate for multiplayer and Warzone. Unverified values are shown as unverified.

Data last verified 6 August 2026 against 38 recorded sources. How we know this.

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