Casting Arrow Stitching while you have a Mirror Image will not cause the Mirror Image to duplicate the spell, as is to be expected due to the image having no gear.
However, the Mirror Image will lose 3 health instead of the expected 1 whenever you cast Arrow Stitching.
[1.7beta3] Arrow Stitching + Mirror Image health
Moderator: Moderator
[1.7beta3] Arrow Stitching + Mirror Image health
Breaking Projection since 1.5