They are associated with a specific color of mana, and you "tap" (turn sideways) them to add a mana of that color to your mana pool
I have often seen Dragapult take turns that earn them 3 or more prize cards, even 6 in one turn
While it's not going to be a big play on a small board, any deck that can throw out lots of creatures, like a tokens or aggro deck, will suddenly become the end of the game
It's not forever, it's just something silly for the holidays
Curiously, unlike Dark Raichu, the Box Topper version of this card is actually not as valuable as the standard fireworks reverse holo
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