Rockstar Games gave its store a new name and changed the design. Users from Russia can't buy any items
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Right now there is no option to purchase official merchandise from Russia or CIS. There are no delivery options and no prices. Also it's missing a T-Shirt with Arthur Morgan from RDR 2. Users from other countries say that after the update Rockstar Games Store got a lot of rare items that weren't available for years.
Right now users from Russia and CIS could only purchase some games and get cards for GTA Online or Red Dead Online. There is no official info on the matter from Rockstar Games.