- "Three British N° 69 concussion grenades. Bonus: Immune to Shell Shock and Tactical Equipment."
- — In-game description.
Stun x3 is a Basic Training featured in Call of Duty: WWII that is limited to be used in the Throwback Moshpit. It grants the user three British N° 69 concussion grenades and immunity to Shellshock and Tacticals in game.