The Mystic Band is best used by a character who benefits most from magic- focused setup, especially Susie in many Chapter 4 builds because players use it to boost her healing output. It can technically be equipped by any party member, but its +4 Magic makes it most useful on characters where magic power matters most.

Best fit

  • Susie : commonly recommended in optimization builds for stronger healing/magic value.
  • Ralsei : also a reasonable choice if you want to push healing numbers, though other gear often competes for his slot.
  • Any party member : the item is not restricted, so you can put it on whoever is doing your magic-heavy role.

Why it matters

The Mystic Band is an armor item with a modest stat effect, so it is usually chosen for build synergy rather than raw defense. In practice, that means it is most useful on the character you want acting as your best healer or magic user.

Simple rule

If you want the shortest answer: give Mystic Band to Susie first, then Ralsei if your setup favors him.

Bottom line: it’s a flexible armor piece, but the community discussion points to Susie as the standout user for it.