Meganium · HeartGold & SoulSilver (HS) #109

Poké-POWER ⇢ Leaf Trans
As often as you like during your turn (before your attack), you may move a {G} Energy attached to 1 of your Pokémon to another of your Pokémon. This power can’t be used if Meganium is affected by a Special Condition.

{G}{G}{C}{C} → Solarbeam : 80