Loot boxes and microtransactions have been more present than ever in today's games, and some titles even managed to create quite the controversy by adding these in-game purchases to a full-priced game. The ESRB will now give a special label to all games with in-game purchases that will be visible on the box.
https://www.notebookcheck.net/Games-with-in-game-purchases-will-receive-special-label-by-ESRB-after-loot-box-controversy.286866.0.html