The subject of this article appears in Call of Duty: Modern Warfare (2019) The subject of this article appears in Call of Duty: Warzone The subject of this article appears in Call of Duty: Mobile


High Alert is a Tier 2 perk featured in Call of Duty: Modern Warfare and a Tier 3 perk in Call of Duty: Mobile.

Call of Duty: Modern Warfare[edit | edit source]

"Your vision pulses when enemies outside of your view see you."
Create-A-Class description


High Alert triggers a yellow outline around the player's HUD when an enemy outside their view sees them, similar to the Perception trait in Call of Duty: Infinite Warfare.

High Alert will also be triggered when an enemy Wheelson, IAV, or Chopper Gunner is targeting the user, but does not warn them from enemies with the Cold-Blooded perk.

Call of Duty: Mobile[edit | edit source]

"Your vision pulses when enemies outside of your view see you. Mark enemies, their equipment, and their scorestreaks by aiming down your sights."
— Description


High Alert returns in Call of Duty: Mobile as a Tier 3 perk. It was added during the Season 10 The Hunt update.

It functions identically like Modern Warfare version, triggers a yellow outline around the player's HUD, when an enemy outside their view sees them. It also mark the enemies, their equipment, and their scorestreaks by aiming down your sights

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