In Helstrom, a newspaper article mentions that after Thanos's Snap, countries have set aside their differences to create a New World Order, which leads to the future creation of the GRC (Global Repatriation Council), an organization that was introduced in The Falcon And The Winter Soldier, whose purpose was to manage the relocation and return of billions of people affected by the Blip.

In Helstrom, The Caretaker possesses a replica of a mysterious dagger, which we later learned is a replica of the dagger created by Sersi at the beginning of the Eternals movie.

O'Harran's Scotch Whiskey returns in Daredevil: Born Again, having last appeared in Helstrom.