LIGHT / Machine-Type Fusion / Level 6 / ATK 2100 / DEF 2200
"Y-Dragon Head" + "Z-Metal Tank"
This monster can only be Special Summoned by removing from play the above monsters on your side of the field. You do not use "Polymerization" to Special Summon this monster from your Fusion Deck. Discard one card from your hand to destroy one face-down Monster Card on your opponent's side of the field.
RARE