CopyMask2Layer 2 is sophisticated After Effects plugin that simplifies mask management by allowing users to duplicate masks from one layer to any other with particular positioning.

mamoworld – CopyMask2Layer 2 Features

• Perfect Mask Copying: It permits you to replicate a mask from one layer to some other without converting their role, even supposing the layers are transferring or the mask has keyframes.
• Works with All 2D Layers: You can use it with any form of 2D layer to your video.
• Supports Rotobezier Masks: The modern-day version can handle complex rotobezier masks.

CopyMask2Layer 2 Documentation

Image: Copy masks while keeping their position perfectly