Who knows, maybe they will show up again in the next generation, or later in the scarlet and violet era
Its a devastating, powerful and must have card for any green deck
Slivers are tough to fight with because of their mechanical nature, but they snowball and are very fun to pilot
With those conditions met you put the untap spell on the stack, tap Stella to copy it targeting herself, let the copy resolve (untapping her), then use her ability again on the original spell to reset the loop
If your deck has 5+ ways to remove cards from your graveyard -- like Flashback or other effects -- this is a good value engine
While Melmetal's humble price tag doesn't earn it a spot among the best cards from its era, most debuting Pokemon start slowly, then rise in value as they receive better cards or their demand increases