Effect
If you control a DARK monster, you can Special Summon this card (from your hand). You can only Special Summon "Caligo Claw Crow" once per turn this way.
【Regarding the ① effect】
This effect is not classified as an Ignition Effect, Trigger Effect, Quick Effect, or Continuous Effect.
You can Special Summon with this effect while a face-up DARK monster is present in your Monster Zone.
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