If this card is destroyed and removed from play (by "Bottomless Trap Hole", etc.) its effect to destroy 1 monster your opponent controls activates.
If this card is destroyed by battle, its effect to destroy 1 monster your opponent controls activates when this card is sent to the Graveyard.
This effect will activate if this card is destroyed while it is being treated as a Spell Card (by "Relinquished", etc.).