Shadowverse

with Dashka, who effortlessly defeats everyone except another Dashka.

Tell this to a Seraphim player. The main problem with Dashka is AoE clearing. And many decks can compete with her on the board if Dashka doesn't have a perfect start. For example, Swords.

winrate table

Interesting meta at Master ranks. I didn't think that Blood would be the least popular craft, and Dragons would be more popular than Swords.