Ur signature cards are more likely to debut. Ur signature card has higher price and probability, while usr signature card has higher collection value and lower probability. The earliest signature of Altman Card is the legendary UR Card. The front of the card is engraved with gold Otwin, and the numerical code in the lower right corner is SER. From the legendary first bomb to the legendary eighth bomb, there are 28 UR signature cards, which are out of print and have high collection value.