Spoiler: 3.4 Proxy Cards A proxy card is used during competition to represent an otherwise legal Magic card or checklist card that can no longer be included i n a deck without the deck being marked. For a proxy to be issued, the card it is replacing must meet at least one of the following criteria: • The card has been accidentally damaged or excessively worn in the current tournament , including damaged or misprint ed Limited product . Proxies are not allowed as substitutes for cards that their owner has damaged intentionally or through negligence. • The card is a foil card for which no non- foil printing exists. Players may not create their own proxies ; they may only be created by the Head Judge who has sole discretion as to whether the creation of a proxy is appropriate . When a judge creates a proxy, it is included in the player’s deck and must be denoted as a proxy in a clear and conspicuous manner . The original card i s kept nearby during the match and replaces the proxy while in a public zone as long as it is recognizable. A proxy is valid only for the duration of the tournament in which it was originally issued.