2021 Tribute Regal Royalty Limited-Edition Trading Card Release Part 1

Is this the most limited card ever released of this Hall of Fame superstar?
Regal Trading Cards is proud to announce the release of the Richardson Dynasty Dual Signature Card, together with a 2021 Greats of the Game (Update) Tribute card of Alan “Bull” Richardson.
Limited to only 50 copies, each Richardson Dynasty Dual Signature card has been hand-signed by Matthew Richardson and contains a facsimile signature of Alan "Bull" Richardson.
Each signature card will be delivered in a One-Touch Magnetic Card holder and sealed in a foil pack. Each foil pack will also include a 2021 Greats of the Game (Update) Tribute card of Alan “Bull” Richardson.
One of the unique and wonderful traditions in Australian Rules football is where clubs draft players under the ‘Father-Son’ rule.
In 1992 under this very rule, the Essendon Football Club selected Dustin Fletcher, the son of former legendary club captain, Ken Fletcher.