Firewall Guardian [DANE-EN001] Common Machine/Effect You must also offer monsters

You must also offer monsters whose total Level Stars equal 8 or more as a Tribute from the field or your hand

Set: Return of the Duelist Card type: Effect Monster Rarity: Super Rare Attack: 1000 Defense: 1000 During your Main Phase

Set: Turbo Pack: Booster Seven Card type: Spell Card Rarity: Ultra Rare Target 1 face-up monster on the field

"Dawn of the Herald"

Firewall Guardian [DANE-EN001] Common Machine/Effect You must also offer monstersSet: Dark Neostorm Card type: Effect Monster Rarity: Common Attack: 100 Defense: 2000 If this card is sent to the GY as Link Material for the Link Summon of a Cyberse monster: You can Special Summon this card, but banish it when it leaves the field. When an attack is declared involving your Link Monster and an opponent's Link Monster: You can banish this card from your GY; negate that attack, and if you do, until the end of this turn, the original ATK