Lost Iced Shell

Lost Iced Shell  is a Caster Magic, Lost Magic, and a variation of Ice Magic that can completely immobilize its target while consequentially able to remove the mere existence of caster in exchange for their life.

Description
This Magic function near exact as its foundation spell in Iced Shell, but with the caveat that the caster's mere existence will be completely erased, meaning anyone who has encountered the caster memories would be completely expunged from their minds.