User blog comment:Kana "Saki Kuro" Clark/Level Up/@comment-24788382-20140418162640/@comment-4893251-20140419203316

That's how I got most of my characters up to lv. 100. With enough time, you should be able to do it. Occasionally, I would let my little brother do it for me and reap the rewards when I got bored with it.