A proxy is used when a collectible card game player does not own a card, and it would be impractical for such purposes to acquire the card
Chandra can helm a deck, thanks to her Legendary designation
When your options are play Disenchant and risk having a do nothing card, play nothing and risk losing to awkward enchantments, play Kami of Ancient Law and have a weak card, or play Mortify I know where I am going most of the time with my control decks
Thanks for reading, and until next time, be mindful you dont want life to go by in a Blur
Its also one of the few ways to safely get rid of your own lands in case you are actually helping your opponents color fix without destroying all lands on the battlefield
The Ur-Dragon is the quintessential dragon commander, making your dragons cost 1 less even from the command zone while allowing you to play any color of dragons in your EDH deck