Vylon Sigma is a Secret Rare Synchro Monster card from Yu-Gi-Oh! (Hidden Arsenal 5: Steelswarm Invasion, HA05). Current market price: $0.30.
Secret Rare
Hidden Arsenal 5: Steelswarm Invasion (HA05)
Card Text
1 LIGHT Tuner + 1 or more non-Tuner LIGHT monsters
When this card declares an attack, if it is the only monster you control: You can equip 1 Equip Spell Card from your Deck to this face-up card.
