Some cards, like Gale - Wind Spirit, let players return the card to their hand when it is banished, while other cards allow players to draw new cards into their hand
They are commonly used for sealed events where you get a bunch, make a deck from what you have, then compete with others that have made their decks
When you get these cards, add them to your binder and leave them there
There are too many useless character cards that just don't fit with the main theme of the deck
While this move has been heavily criticized by many in the MTG ecosystem, including players, collectors, LGS owners, and distributors, theres also no denying that it has led to some of the best sales on booster boxes in recent memory
It should even appeal to people who like to turn big creatures sideways during combat