In the long arc of live-service gaming, studios must eventually choose between deepening what exists and building what comes next. Blizzard has made that choice for Diablo 4, quietly retiring its annual expansion model to redirect creative resources toward Diablo 5, announced at BlizzCon 2026 with a 2029 target. The franchise's present becomes a threshold rather than a destination — sustained by seasonal content designed less to grow the world than to hold the faithful in place while a darker, more deliberate successor takes shape.