Battle.net launched December 31, 1996 with Diablo as first game. Service offered basic chat and game listings without server storage. StarCraft introduced CD key system and increased usage significantly. Diablo II introduced client-server model and character storage. Warcraft III added anonymous matchmaking and team systems
Blizzard's 2004 MMORPG set in Azeroth, four years after Warcraft III. Players create characters and explore open world in third- or first-person view. Game requires subscription or free Starter Edition with limited features
Starcraft series consists of 10 real-time strategy games. First game released in 1998, latest in 2010. Series features military science fiction technology and space setting
Remaster of Diablo II and Diablo II: Lord of Destruction. Moves from 2D sprites to 3D assets with 4K support. Features zoom camera and remastered cinematics. Runs at 60FPS with original gameplay mechanics. Supports cross-progression but not cross-play
Battle.net may fail to start or crash during initialization. Corrupted cache or installation can prevent launch. Third-party applications may interfere with Battle.net. Antivirus and firewall programs can block internet connection. Blizzard issues may cause launch problems
Blizzard's MMORPG released in 2004, set four years after Warcraft III. Features two factions: Horde and Alliance, with 14 core races. Players can customize characters with 13 classes and 11 professions. Game includes trading, mail service, and voice chat features