Activate this card by banishing (face-down) 5 cards from your GY and/or the top of your Deck. During your Main Phase: You can add 1 of your face-down banished "Trirealm Rift" cards to your hand, except "Trirealm Rift Territory - Valvols". You can only use this effect of "Trirealm Rift Territory - Valvols" once per turn. While you control a Level 5 or higher "Trirealm Rift" monster and you have no cards in your Deck, your opponent cannot activate cards or effects during your turn.