We're going back to the days when Holo Rares and Secret Rares were the best cards you could get, well before the age of modern cards that feature alternate arts, like the Sword & Shield era
For example, you can exile it (as a blue card) to pay the alternative costs of spells like Force of Will and Disrupting Shoal (X = 0)
As announced back in spring, each of these Hatsune Miku Secret Lairs will celebrate a different season
What's findable now: Standard ETBs have restocked at various retailers but prices remain elevated above MSRP
Note: Pokemon Center Japan Online uses a lottery system for popular products
She also reads, Whenever a creature you control with a +1/+1 counter on it dies, return that card to the battlefield under your control at the beginning of the next end step. This means that not only can you just constantly swing in to win, but that your Creatures are bigger when they do so, and also incredibly hard to kill permanently