Yes, it can get you the extra turn and generate the card advantage that can inevitably get you closer to a bonafide win condition, but it still can whiff, too, and many times just delays dying by a turn
Celebrations is the special 25th Anniversary expansion of the Sword & Shield era, honoring over two decades of Pokmon history with legendary reprints and the Classic Collection
However, it will most likely be put into its owner's graveyard because it has no defense counters (see below)
It uses toxic powder to protect itself from predators while fluttering silently through the night
This is a Limited Edition Alpha -era mechanic, designed back when the game was still figuring out what counted as "simple," "intuitive," or "likely to cause a rules argument in a kitchen somewhere." The idea was flavorful enough: some Creatures were just too stubborn, too unnatural, or too deeply connected to the land to stay dead