As two of the best basketball players the world has ever seen, it's hard for a hobbyists to have a discussion about one and not include the other. In the eyes of most, Michael Jordan is the greatest of all-time with LeBron nipping at his heels. As both share the same jersey number and are Upper Deck exclusive, no shortage of dual autograph issues exist between these two, however it's undeniable that the 2005-06 SP Authentic Sign of the Times Dual ranks among the best. Limited to only fifty copies created with on-card autographs and beautiful portrait images of the global icons. The offered specimen is serial stamped 49/50 and is one of only eight to have earned the illustrious assessment. Both on-card autographs are wonderfully penned in blue-sharpie and fully live up to the lofty pristine assessment. The card itself is pack fresh with '9.5' centering, '9' corners, '9.5' edges and '9.5' surfaces. Tip to tip, this is an absolute masterpiece which also represents a tremendous investment opportunity.