The first three Gold Star cards released came from the EX Team Rocket Returns set with the featured Pokmon being Mudkip, Torchic, and Treecko as the Gen 3 starters
It made them unique, and both hard to answer (indestructible) and easy (target for removal what gives them devotion)
Modern Scarlet & Violet era commons are at the low end of the range
To combat The Secrecy's use of Maximum Monsters, Yudias acquires "Supreme Skystream Magnum Overlord": A Machine Type Maximum Monster that used to belong to Yuga
(While we're talking about getting more booster packs, I should note that the code cards for a free digital booster pack found in physical Pokmon TCG packs can only work in Live and don't work in Pocket .) A single booster pack in Pocket has five cards, and from what we could tell there is no guaranteed rare or holo in each pack like there is with physical packs
More information coming soon!