In the Darkness Nobody Knows

Play this with [COST][Soul-Blast 1]! [AUTO]:When this card is put in the order zone, choose one of your opponent's front row rear-guards, and retire it. [CONT]Order Zone:If your order zone only has World cards, the following effects are active according to the number of cards in your order zone. ・1 card ‐ Your World becomes Dark Night. ・2 or more cards ‐ Your World becomes Abyssal Dark Night.