Talk:Persephone/@comment-24.104.228.204-20160924134027/@comment-25431746-20160924153445

it's nothing, simply just an upgrade from their original (base, +1, +2) ... something like

Base, +1, +2 - Dragon's Roar, 25%

+3, +4 - Dragon's Roar X, 30% ... to show that there's an improvement when before awakening.