Okay, Big Shot gives all of your characters with the Bodyguard keyword a boost of Resist plus one and also allows them to quest for an additional lore, but only when Little John, Resourceful Outlaw is exerted
If you've already got a lot of cards from The First Chapter, apart from the guaranteed foils in the 2 decks, it might be more cost-effective to put your money towards boosters, unless you're looking to pick up the cards from either of the starter sets quickly, then the fixed nature of the decks will get you those quicker than randomized boosters
So which cards are the ones you want to be keeping an eye out for
It could be simple character design changes, it could be two characters, or it could be the same character at different ages
Still, this card is only worth 10 cents, making it one of the weakest bonus sheet cards to open