While fun to open, these packs, along with Draft Boosters, were a common source of confusion amongst players and collectors
Her +1 ability reads Each player discards a card. Since it doesnt say anything about targeting or choosing a specific player, a player with hexproof would still have to discard a card
This doesn't impact the board much on it's own, and even if it's giving you food, finding a turn where you can sink a bunch of mana into it and use it's ability is going to be a rarity
If you don't know, you can tell what set a card is from by looking at the symbol at the bottom right side of the card art (not the bottom right near the yellow border, the symbol to the right of the Pokemon's height and weight)
There are limits, after all