All of Disney Lorcanas sealed products (booster packs, boxes, starter decks) can be found in Local Game Stores, retail stores such as Walmart and Target, or online at TCG Market
However, no matter which legendary creature from Revival Trance you decide to pop in the command zone, youd benefit from adding some upgrades
Counterpunch is where it started
1 Traditional foil full-art basic land 1 Traditional foil showcase or borderless uncommon Can be one of: 8 Showcase Legends of Ixalan cards (55%) 6 Borderless Dinosaur cards (41%) 5 Borderless Special Guests cards (3%) 1 Traditional foil rare or mythic rare Can be one of: 64 Rares (85.3%) 22 Mythic rares (14.7%) 1 Non-foil extended-art rare or mythic rare Can be one of: 38 Rares (97.4%) 2 Mythic rares (2.6%) 1 Non-foil or traditional foil single-faced extended-art Commander rare or mythic rare 12.5% of Collector Boosters contain a traditional foil card in this slotthis includes new Commander cards in extended art, including the new Commander content found in Set Boosters, the 2 mythic rares in each Commander deck, and the 1 mythic rare in each commander deck in an alternate style

Set: Dragon's Maze Printing: Foil Increase: +$16.90 Current Market Price: $34.77 The nonfoil version of Hidden Strings still goes for less than 50 cents, but listings for the foil version have depleted to the point that the lowest listing at time of writing is $66.77