Not all editions and game bundles are available on all platforms. You can find the list of available game versions per platform below.
The same is true about promotions and sales. Sales and promotions will not always run at the same time, and pricing can differ by platform.
You can find details about what is included in each expansion and edition in this article.
Steam
Deluxe and Ultimate editions of expansions are not available on Steam. Steam does not offer any collections containing gems.
The "Deluxe Upgrade" package for each expansion can be bought in-game on the Gem Store. It is only available to players who have purchased the standard version of the corresponding expansion pack.
Available game editions:
Epic Games
Deluxe and Ultimate editions of expansions are not available on Epic Games. Epic Games does not offer any collections containing gems.
The "Deluxe Upgrade" package for each expansion can be bought in-game on the Gem Store. It is only available to players who have purchased the standard version of the corresponding expansion pack.
Available game editions: