Maintenance for the week of December 1:
• PC/Mac: No maintenance – December 1
• NA megaservers for patch maintenance – December 3, 3:00AM EST (8:00 UTC) - 12:00PM EST (17:00 UTC)
• EU megaservers for patch maintenance – December 3, 8:00 UTC (3:00AM EST) - 17:00 UTC (12:00PM EST)
If you were watching @FENGRUSH, the campaign was Haderus. DC is mostly dominant in Haderus right now, but that hasn't been the case for long and could change any day.