If that card is a snow card, you have the option to reveal it and add it to your hand
It featured in some of the earliest decks in the game, it was a pivotal piece of the Sligh deck which essentially acted as the foundation of the mono red aggro archetype, and its presence has been significant in Modern from the first day of the format as it has featured in many of the formats best decks from Zoo to Splinter Twin to Jund
If its your first time competing in a tournament, I would definitely double-check the legality of all your cards, but otherwise, take it easy
Phasings the best form of protection in Commander, and its nifty tech for equipment and aura decks looking to save permanents attached to their creatures
Or, you know, just return it to your hand so you can cast it again and make another token
If you live in a place where the humidity of the air is more than 40%, a double sleeve is a must