Frieren, the Slayer

Flash, Hexproof, Flying, Prowess

Spells you cast can't be countered.

Pinnacle of Magic - Whenever you cast an instant, sorcery or enchantment, all instant, sorcery, and enchantments you cast for the rest of the turn cost your choice of {1} or {u} less to cast.

“The greatest joy of magic lies in searching for it”.