Your search for "Ancestor Dragon 12" revealed the following:
Inkay - 068/103 - Common - Reverse Holo from Mega Evolution: Delta Reign, available at 401 Games Canada. Rarity: Common Finish: Reverse Holo Artist: kawayoo Card Text:[D] Knock Off (10)Discard a random card from your opponent's hand.
Ancestor Dragon - GS1 Reprint (PLST) from The List, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Shinchuen Chen Card Text:FlyingWhenever one or more creatures you control attack, you gain 1 life for each attacking creature.