Overview

• Hero Mastery Gauntlet, introduced in Season 9, involved teams defending towers against enemy bots.
• Players have until the end of Season 10 to complete Lifetime Challenges and compete on leaderboards.
• Blizzard cites low player engagement as the reason for discontinuing the mode.
• Hero Mastery Solo Courses will continue with new content planned for future seasons.
• This follows the earlier cancellation of other PvE content, including a promised campaign mode.