SWSH Black Star Promos

Origin Forme Dialga V

SWSH255/307 220 HP · Metal · Promo

English card price

3.25 € 30-day average · general reference

We do not have the Near Mint average for the English print yet. Meanwhile this is the Cardmarket 30-day average, which mixes every language and condition (updated 05/11/2026).

See listings on Cardmarket ↗ What makes a card more valuable?

Number	SWSH255/307
Rarity	Promo
Category	Pokemon
Stage	Basic
Type	Metal
Weakness	Fire ×2
Resistance	Grass -30
Retreat cost	2
Regulation mark	F
Legality	Standard: No · Expanded: Yes
Finishes	Holo

What to know about this card

It is card 255 of the 307 in the official SWSH Black Star Promos checklist. If you are completing the set, mark it in your collection to keep track.
Rarity: Promo. The symbol in the bottom corner confirms it at a glance, as explained in Pokémon card rarities explained.
It carries regulation mark F and is not legal in the current Standard format. How rotation works.