A week after the Lord of Hatred expansion arrived, Diablo 4 spiked on Steam: SteamDB recorded a peak of 64,518 players simul. on May 3, 2026. The expansion's new story pulled people back. New classes added fresh hooks. Season 13 kicked off and even handed out free content to players who hadn't purchased the DLC. Remember that SteamDB excludes Battle.net and console users, so the true concurrent audience was considerably larger (est.).