Or, if youve been collecting for a while, you could go through your own collection and discover you pulled the card in 2006 without even knowing what it was, maybe played a few games with it, used it to practice flicking cards at your sister, then eventually dropped it in a pile on the floor which your mom picked up and put in a shoe box and then stored in a damp corner at the back of the attic
But thats another topic
The deck can also recover from disruptions and interruptions, thanks to cards like Albion the Branded Dragon, which can revive or protect the fusion monsters
The single-player challenges are designed purely to help players understand how the games elemental system works - which is similar to that of the Pokmon video game series - and give them a chance to use various cards found in the wider game, which is great for helping to develop your sense of play and on-the-spot thinking
However, I don't want to lose the ability to protect my monsters during the opponent's turn
It can also be used as a successor when Ascalon is destroyed