official pokemon card website Standard vs Expanded – The formats of Pokémon TCG Pokemon Trading Card Game Online

I could probably go a lot further in breaking down such a flexible archetype, one which can tie into so many other powerful mechanics

It can even be a powerful Commander for those a bit sick of seeing Sythis Enchantress decks

7 Jolteon Star: Power Keepers (Ultra Rare) $484.50 Always Room For Eeveelutions One of Jolteon's most valuable cards makes an electrifying entrance as this Gold Star pays homage to Jolteon's original yellow in the background while highlighting its yellow-green tinted shiny palette

However, it's all up to personal interpretation since they aren't technically official "releases." But they are similar in vein to the unreleased Ishihara-GX card, which some fans still value and will pay a premium for