The Side Impact is a Weapon Blueprint available in Call of Duty: Modern Warfare 3 (2022) and Call of Duty: Warzone 2.
It is a blueprint variant of the base weapon X13 Auto, one of the Handguns featured in Call of Duty Modern Warfare 3.
Here are the attachments for the Side Impact Blueprint featured in Call of Duty: Modern Warfare 3 and Call of Duty: Warzone 2.
To unlock the Side Impact Blueprint in COD Modern Warfare 3 you need to reach Operator Level 15 in the Modern Warfare 3 Beta.
The Weapon Blueprint can be equipped in the Beta as soon as you unlock it, and it is only available to earn during the Beta itself.
All the Beta rewards will become available on Modern Warfare 3 when the game launches on October 28, and will also be available in Call of Duty: Warzone 2 when the game releases later this year.