Pumprincess the Princess of Ghosts (SHSP-EN032) - Shadow Specters Unlimited

If this face-up card is destroyed while it is in a Monster Card Zone, you can place it face-up in your Spell & Trap Card Zone as a Continuous Spell Card, instead of sending it to the Graveyard. During each Standby Phase, if this card is treated as a Continuous Spell Card by its own effect: Place 1 Pumpkin Counter on this card. While this card is treated as a Continuous Spell Card, monsters your opponent controls loses 100 ATK and DEF for each Pumpkin Counter on this card.