Acquire all six legendary ashen remains:
Black Knife Tiche: Dropped by Alecto, Black Knife Ringleader upon defeat at the Ringleader's Evergaol
Mimic Tear: Found in a chest locked behind an imp statue door in Night's Sacred Ground
Ancient Dragon Knight Kristoff: Can be found in Sainted Hero’s Grave west of Leyndell, the Royal Capital
Cleanrot Knight Finlay: Found in a chest protected by a knight in Elphael, Brace of the Haligtree