Diablo II is an action role-playing game developed by Blizzard Entertainment and released in 2000. Players choose from five character classes, each with unique abilities, to battle through various environments and defeat enemies. The game is set in the dark fantasy world of Sanctuary, where players seek to stop the titular character, Diablo, and his minions. The game features a rich storyline, extensive loot system, and multiplayer capabilities through Battle.net. Players can explore randomly generated dungeons, complete quests, and level up their characters. Diablo II is widely regarded as a classic in the gaming community and has influenced many subsequent games in the genre.