Longest Streak of New 7* Champs Without an Awakening?

I'm not sure if this is lucky or unlucky, but it's probably a stat that is hard to beat.
I have 15 7* champs without a single duplicate.
Can anyone beat that?

I have 15 7* champs without a single duplicate.
Can anyone beat that?

12
Comments
Titania has been duped twice…
14
Mine are
Storm
Domino
Shuri
Roblin
Titania
Sauron