Dream Ball and Treasure Energy were revealed from Eevee Heroes which releases in Japan on May 28th. Thanks goes to JimCheeseIt for the translations.
You can play this card only if you took it as a face down Prize card, before you put it into your hand.
Search your deck for a Pokemon and put it onto your bench. Then, shuffle your deck.
You may play any number of Item cards during your turn.
As long as this card is attached to a Pokemon, it provides [C] Energy.
If you took this card as a face-down Prize card during your turn, before you put it into your hand, you may attach this card to 1 of your Pokemon.