He signed this with a pen.
KANSAS CITY CHIEFS PATRICK MAHOMES SIGNED JERSEY JSA COA AUTHENTIC AUTOGRAPH NFL
PATRICK MAHOMES AUTOGRAPHED HAND SIGNED AND CUSTOM FRAMED CHIEFS
Personally hand signed by Patrick MAHOMES - 2019 Super Bowl Champion & MVP. Autograph has been fully authenticated by Beckett USA Professionally
Patrick MAHOMES Kansas City Chiefs Signed & Framed NFL Jersey (Beckett)
Patrick MAHOMES Kansas City Chiefs Signed Framed NFL Jersey
Patrick Mahomes Framed Chiefs 8x10 Photo w/ Laser Engraved
Patrick Mahomes Kansas City Chiefs Autographed Framed
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Signature Collectibles PATRICK MAHOMES AUTOGRAPHED HAND SIGNED AND
Awesome Artifacts Patrick Mahomes Andy Reid Travis Kelce 2022-23 Kansas City Chiefs Authentic Patrick Mahomes Jersey Signed with Proof by Awesome Artifact