Firewall Dragon [COTD-EN043] Secret Rare Action - Attack but ultimately proved to be

but ultimately proved to be a double-edged sword

Set: EX: Holon Phantoms Type: Metal Rarity: Holo Rare Retreat cost: 0

Nightmare Weaver

Set: War of the Spark Prerelease Promos Type: Legendary Planeswalker — Liliana Rarity: Mythic Cost: {4}{B}{B} Whenever a creature you control dies

Firewall Dragon [COTD-EN043] Secret Rare Action - Attack but ultimately proved to beSet: Code of the Duelist Card type: Link Effect Monster Rarity: Secret Rare Attack: 2500 2+ monsters Once while face up on the field (Quick Effect): You can target monsters on the field and or GY up to the number of monsters co linked to this card; return them to the hand. If a monster this card points to is destroyed by battle or sent to the GY: You can Special Summon 1 monster from your hand.