Diablo 4 has greatly buffed most Uniques in Season ... bosses at some point to get their hands on a Harlequin Crest or Tyrael ...

Diablo 4 is about ... Damage increased from 4 to 5. - This increases the maximum amount of Resource Cost Reduction and bonus Damage from 40%[x] to 50%[x]. • Tyrael's Might - Divine barrage ...