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The subject of this article appears in Call of Duty: Modern Warfare II The subject of this article appears in Call of Duty: Modern Warfare III The subject of this article appeared in Zombies mode The subject of this article appears in Call of Duty: Warzone 2

"A long-range 8.7x SoloZero sniper scope with a state-of-the-art thermal imaging attachment. Detects heat sources from long distances for fast target acquisition."
— Description

The SZ Heatsource 800 is an optical attachment featured in Call of Duty: Modern Warfare II and Modern Warfare III. It is available after getting the TAQ-M to level 25 in Modern Warfare II or through Armory Unlocks in Modern Warfare III. It can be put on all sniper rifles that can accept attachments.

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