Evilswarm Thanatos is a Secret Rare XYZ Monster card from Yu-Gi-Oh! (Hidden Arsenal 7: Knight of Stars, HA07). Current market price: $0.23.
Secret Rare
Hidden Arsenal 7: Knight of Stars (HA07)
Card Text
2 Level 4 DARK monsters
Once per turn (Quick Effect): You can detach 1 material from this card; this face-up card is unaffected by other monster effects this turn.
