ALT Hearthstone Reign of the Black Empire graphic featuring a large golden Tavern Brawl mug icon with the Hearthstone swirl at its center. Large text reads "4 Days Left!" with a reminder to use the free run in the Pre-Release Tavern Brawl, lock in a Reign of the Black Empire deck, and win games to earn rewards. The mug is surrounded by swirling card effects and glowing orange magical energy on an Old Gods-themed background.

ALT Hearthstone Reign of the Black Empire event graphic featuring a parchment notice with the expansion logo at the top and a banner reading "Claim Your Event Cards!" Text asks players whether they have claimed their rewards and embraced the blessings of the Old Gods. Displayed rewards include copies of Arrival of the Old Gods, Arrival of the Titans, Dark Terraforming, Tavern Tickets, and an event-exclusive hero portrait. The parchment is surrounded by purple and green Old Gods-themed artwork.