![Marshmallon [SDLS-EN013] Common](http://mediareload.net/cdn/shop/products/a3f07a38-1caf-5904-9875-9cdbc58c4680_1024x1024.png?v=1709459639)
![Marshmallon [SDLS-EN013] Common](http://mediareload.net/cdn/shop/products/a3f07a38-1caf-5904-9875-9cdbc58c4680_480x480.png?v=1709459639)
| Set: | Structure Deck: Lost Sanctuary |
| Card type: | Effect Monster |
| Rarity: | Common |
| Attack: | 300 |
| Defense: | 500 |
The controller of a monster that attacks this face-down card takes 1000 damage after damage calculation. This card cannot be destroyed by battle. (Damage calculation is applied normally.)