I think the answer will generally be no, but I could imagine a deck making good use of the backside, so we'll stick it in D-tier
In any case, these one-use flicker cards almost never do anything else to impact the game, so increasing their density to have access to them all the time is filling your deck up with situationally-useless cards
card game, Age of Overlord features 25 cards available as Quarter Century Secret Rares, including one special card thats only available as a Quarter Century Secret Rare With 101 cards in total including 100 all-new cards, Age of Overlord is overloaded with new support for dozens of different Decks
Beyond that, the set is littered with big-ticket chase cards, such as a secret alternate art version of beloved dragon-type legendary Rayquaza as well as more Eeveelutions with secret alternate art in the form of Leafeon, Glaceon and Sylveon.