This item is a Magic the Gathering playmat, from the Eternal Weekend North America 2018, featuring the Counterspell artwork by Mark Poole originally featured in Limited Edition Alpha.
This item was a VIP playmat and is signed by Mark Poole and sketched with a Death Star, making it unique. is of considerable rarity since it was never sold outside of the event.
The playmat size is around 35cm x 60cm.