User blog comment:Sandthief/Champion Concept - Erikka, The Rune Thief/@comment-24.0.216.68-20120301022315/@comment-24.0.216.68-20120301215654

Well, the way I see it, she's a support. Given the current meta, it's entirely plausible that her lane partner can kill rammus, especially since he no longer has the buffs. Her E does affect herself when cast on an ally, though. There would need to be some sort of coordination with her lane partner, of course.