Diablo IV is a 2023 action role-playing game set in the dark fantasy world of Sanctuary. Players create a character from one of seven classes and explore an open-world, non-linear environment filled with dungeons, loot, and seasonal events. The game emphasizes skill-based combat, a shared online world, and a gritty narrative centered on the resurgence of the Prime Evil Lilith. It supports cross-play and includes robust character customization and end-game content.