Put a +1/+1 counter on each of them
Prices are going up and probably due to tariff price hikes
Like most Pokmon cards, the value of Umbreon-GX depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Hidden Fates Shiny Vault)
Lean into the right visual cues Use art that fills the entire card, ornate frame details, and dramatic, painterly composition so the finish reads as intentional, not a re-skinned default
All the decks released this year have contents whose combined value is higher than their price tag, though some of them will hold their value better than others
The money creatures are Alms Collector at around $15, Brimaz, King of Oreskos at up to $20, Mirri, Weatherlight Duelist going for up to $25, and Hungry Lynx, Leonin Warleader, and Qasali Slingers which can all go for up to $10