pokemon card rarities Ooh Shiny! The Power of Rarity in Collectible Games Rarity - Bulbapedia, the community-driven

Then again, the other effects also feel over-costed, so maybe the true answer is somewhere in the middle

Of course, when the original darkness energy debuted, it was certainly not one of the most valuable cards from Neo Genesis, but it was already a rare card and surprisingly it caused any darkness-type Pokemon to deal 10 more damage to the foes active Pokemon

It's strong

Not so in Surging Sparks

The 1/1 bodies need creature synergies to make them playable, this has enough gas to be worth playing as a stand alone

The face card, the alternate commander, and the other 10 new cards from the Blame Game deck can be seen below