The Pre-Release set for OP-02 contains only the 75 common and uncommon cards from the full OP-02 Paramount War set. Every card has a Pre-Release stamp but features the same art as the main release.
Each Pre-Release pack contains two random cards. Every participant in the OP-02 Pre-Release was given one pack. The packs were available from March 3rd, 2023 with the main set releasing on March 10th, 2023.