Component
AC_IKMotionPlayer generates procedural shakes when aiming or changing fire mode. It exposes a single method:
Use it to play a motion.
IKMotion property:

IK additive animation.
IK Motion
This Data Asset contains motion settings. To create a new IK Motion, right‑click and select Misc → Data Asset → IK Motion.
IK Motion data asset.
- Position and Rotation: Curves that define the animation for each translation and rotation axis.
- Position/Rotation Scale: Controls the motion magnitude.
- Blend Time: How long (in seconds) it takes to blend in a new motion.
- Play Rate: Playback speed multiplier.