I pulled 3 Diablo and 2 Drax in my last 5 crystals

How is this random, out of how many champs, I’m able to pull 3x 5* Diablo, 5* Drax and 6* Drax?

Comments

It's random, really

I pulled 6* cmm twice and 6* Corvus out of 3 6 star crystals, luck and bad luck streaks work both ways