If this card is sent to the GY as material for the Link Summon of a Cyberse monster: You can Special Summon 1 "Firewall" monster from your Deck, except "Firewall Defenser". You cannot Special Summon monsters the turn you activate this effect, except Cyberse monsters. If a "Firewall" monster(s) you control would be destroyed by card effect, you can banish this card from your GY instead. You can only use each effect of "Firewall Defenser" once per turn.