User blog comment:The Lost Marbles/Etessa, the Shooting Star/@comment-25193301-20140731022736

Passive: Solar Flare - Every 3 ability casts, Elyssa's next basic attack deals bonus magic damage equal to 10 + (2 x Elyssa's Level) (+25% AD) (+10% AP)

Does this passive fit her kit more, you think?

I also think her numbers still need tuning, but that's a given.