Amazon link in reply
@lina They are the Purple Football Dragon Dice, and I believe I may have just not paid enough attention and rolled a lovely d10 instead of a d20www.amazon.com/Purple-Dragons-Polyhedral-Unique-Dungeons/dp/B0C7KZGZM9
www.amazon.com/Purple-Dragons-Polyhedral-Unique-Dungeons/dp/B0C7KZGZM9