Naxx has already been cleared hardcore: https://www.pcgamer.com/wow-classic-hardcore-squad-clutches-a-world-first-clear-of-naxxramasafter-the-heroic-sacrifice-o

Naxx has already been cleared hardcore: https://www.pcgamer.com/wow-classic-hardcore-squad-clutches-a-world-first-clear-of-naxxramasafter-the-heroic-sacrifice-of-their-guild-leader/ https://www.pcgamer.com/wow-classic-hardcore-squad-clutches-... The servers came out in 2023.