Nerf: none
Buff:
Dark knight:
Bloodspiller = 500
DA + Bloodspiller = 640
Grit + Bloodspiller = 575
DA + Grit Bloodspiller = 750

The Blackest Night's duration increased to 10.

Delirium's cooldown reduced to 90s.

Warrior:
Berzerk's damage buff increased to 35%.