User blog comment:Xilinoc/Ch. 641 - BABY,HOLD YOUR HAND 4 (When I am sleeping)/@comment-3219912-20150903220810/@comment-7805464-20150904073412

Seems a way to differeniate the main and the clones are how the main Pernida has 2 pupils, and wear the hagal symbol. While the clones are just giant arms with an eye.