3.0) Previously, card text that referred to placing cards from hand in security, decks, and other hidden areas, if referring to specific colors or types of cards (such as "a [X] card"), read "Reveal 1 [X] card from your hand and place it at the bottom of your security stack." However, this text has been shortened to read "Place 1 [X] card from your hand at the bottom of your security stack." Rules behavior for these effects is otherwise unchanged, and if the effect requires a card of a specific color or type, reveal the card to your opponent before placing it in the security stack or deck
For players who want the card in their deck, this is the practical option
You can then retreat Marshadow on your next turn into another Aerodactyl ex or Primeape to continue attacking
the opponent's battling monster loses 3000 ATK
The set after ZNR was Commander Legends, where you had a 30% chance of having your foil rare/mythic turn into an Extended Art version, and thats where the odds skyrocketed