One of the flagship sets that boomed during the pandemic, Eevee Heroes (or Evolving Skies in English) was and has further become a extremely popular and scare set as less and less boxes exist due to natural attrition.

The art show dynamax Umbreon leaping through the sky. While it was the Sun & Moon era that originally debuted the Hyper Rare (Rainbow) rarity, you cannot deny that the Sword & Shield Era took the hyper rares to a new level. The rainbow & confetti foil pops way better than those in the Sun & Moon Era. 

A must have for any Eevee evolution collector !