2021 Leaf Art of Sport #AC-MR1 is a multi-sport card featuring Mariano Rivera. This card belongs to the Art of a Champion Autographs Silver insert.
CardReactor identifies this as a autograph card.
Compare other cataloged versions of #AC-MR1 Mariano Rivera from this set: Art of a Champion Autographs Emerald insert, Art of a Champion Autographs Gold insert, Art of a Champion Autographs insert, Art of a Champion Autographs Navy insert, Art of a Champion Autographs Platinum insert, and Art of a Champion Autographs Purple insert.
Other Mariano Rivera cards in this set include #AC-MR1 Art of a Champion Autographs insert, #AC-MR1 Art of a Champion Autographs Emerald insert, #AC-MR1 Art of a Champion Autographs Gold insert, #AC-MR1 Art of a Champion Autographs Navy insert, #AC-MR1 Art of a Champion Autographs Platinum insert, and #AC-MR1 Art of a Champion Autographs Purple insert.
