As long as this card remains face-up on the field, all Spirit monsters remain face-up on the field and do not return to their owners'' hands during the End Phase even if they are Summoned or flipped face-up. Discard 1 card from your hand during each of your End Phases to keep this card's effect active. If you cannot discart, this card is destroyed. If this card is destroyed or removed from the field, all face-up Spirit monsters must return to the owners'' hands immediately.