User blog comment:B214/Question and Answers 6/@comment-82.2.190.195-20161026014255/@comment-202.80.212.167-20161026114405

Dividing wyfern fairy is from albion's power stolen by Issei in Vol 4, which means it's not from his EP or his SG. The way i see it, it's like Issei has two SGs at the same time.