Effect
You can Set this card from your hand to your Spell & Trap Zone as a Spell Card. During your opponent's turn, if this Set card in the Spell & Trap Zone is destroyed and sent to your Graveyard: Special Summon it. When an "Artifact" card(s) is destroyed and sent to your Graveyard (except during the Damage Step): You can Special Summon this card from your hand.
The effect "When this card set in the Spell & Trap Zone is destroyed and sent to the Graveyard during your opponent's turn: Special Summon this card" is a Trigger Effect that activates in the Graveyard. (This is a mandatory effect. It also activates during the Damage Step.)
If multiple "Artifact Labrys" set in the Spell & Trap Zone are destroyed and sent to the Graveyard at the same time during your opponent's turn, each of their "Special Summon this card" effects will activate in a chain.
The effect "Special Summon this card from your hand" is a Trigger Effect that activates in the hand. (It does not target.)
The effect "Special Summon this card from your hand" cannot be activated during the Damage Step.
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