Diablo IV revealed its 30th anniversary plans at BlizzCon 2026, launching Season of Hell's Legacy on September 15, 2026, featuring the return of Deckard Cain, Prime Evil encounters, and legacy dungeons from previous games. The Amazon Class will arrive in the first half of 2027 as a paid Class Pack, designed around battle expertise, athleticism, and mythical magic with four distinct archetypes.
Blizzard launches Season of Hell's Legacy on September 15, celebrating 30 years of Diablo with a seasonal questline featuring encounters with Prime Evils Diablo, Baal, and Mephisto. Players collect Splinters of Evil to gain unique powers while facing Waking Nightmares—recreated battles from Diablo's history—and equip Soul Splinters as special gems with both benefits and drawbacks.