How card pack opening rules work in Hearthstone

What to do if you have a Season of Discovery rune that you cannot use or delete

What to do if you used the duplicate card reroll system in Hearthstone

Information about being unable to delete the Delver's Dirigible item if your account already has the mount.

Got the same Legendary item on the same character twice

What to do if your achievements are displayed incorrectly, missing, or their progress was reset with patch 10.2.5

Information about the different Explorer achievements

Information on how the redundant card reroll system works in Hearthstone

What to do if you have duplicate rings from gaining reputation with the Scales of Sands questline.

Can't complete the quest Shaping Fate. Getting duplicate item error.