It comes with a game board, damage counters, character standee movers, plus a simple set of rules and deck tips pamphlets
Some might even throw this term around for sets released in the last 5ish years
It is removed from the game and placed into the exile zone, where it loses all memory of its former state (any damage incurred that turn, enchantments, counters, equipment, whether it was the target of any spell or ability, and any other effect)
Be sure to have at least a few that allow you to shuffle your hand back into your deck
However, for a valid deck you need to fulfill all the following requirements: There is at least 1 Basic Pokemon (Fossil does not count as a Basic Pokemon)
The tale that this card has to tell however is quite a read