It reduces wear from everyday handling
This is the first one from a bunch of holiday freebies I've got for you here, and more than 17 additional free ornament sewing patterns are waiting for you in the Homemade Holiday FREE Pattern Bundle
For The Ur-Dragon, this means all other Dragons you control are cheaper, which is obviously always useful
It would have been the sackiest one-off available in a game in which most limited cards are already considered by players to already be extremely sacky one-offs
These sleeves are made from archival-safe, non-PVC materials, providing a shield against wear, surface scratches, bending, and other damage caused by frequent shuffling
This is an incredibly fun EDH deck if you like attacking with huge creatures, drawing cards, ramping, and generating tons of value