Definitely not of my concern but he had suffered in his past with a rare diagnosis of cancer, cherished the card for over 15+ years with refusal to sell, and definitely deserves Beaver Warrior Card Profile : Official Yu Gi Oh! Site TIL that one of the rarest Yu Gi Oh cards in existence is Tyler the Great Warrior. It was created by Tyler Gressle, a boy that had a rare form of liver cancer. He The Rarest Yu Gi Oh! Card in History: The Story of Tyler the Great Warrior : r yugioh Panther Warrior [CT2 EN006] Secret Rare Yu Gi Oh Card HA01 EN002 BLIZZARD WARRIOR (super rare holo)