OtterDex
Grass Energy
Set
Gym Heroes
Address
GYM1 129
Finishes
Non-foil
Game
Pokémon

Grass Energy

Gym Heroes

No price for this printing yet. That is not the same as worthless — the feed simply has no listing for it.

Is this the one you are holding?

The bottom edge of your card should read GYM1 129. There are 20 other printings of Grass Energy, worth $0.18 to $25.17. See all of them.

21 printings of Grass Energy

They range from $0.18 to $25.17 — a 140× difference for a card with the same name. The set code and collector number printed along the bottom edge are what tell them apart.

Not sure which one you are holding? OtterDex reads the set code and collector number off the card and tells you.