![Stronghold the Moving Fortress [SD10-EN031] Common](http://fabledgames.store/cdn/shop/files/e99f01ef-b92c-53a2-8893-794d18e84c01.png?v=1723788390&width=400)
![Stronghold the Moving Fortress [SD10-EN031] Common](http://fabledgames.store/cdn/shop/files/e99f01ef-b92c-53a2-8893-794d18e84c01_1024x.png?v=1723788390)
Description
| Set: | Structure Deck: Machine Re-Volt |
| Card type: | Continuous Trap |
| Rarity: | Common |
| Attack: | 0 |
| Defense: | 0 |
After activation, Special Summon this card in Defense Position; it is treated as an Effect Monster Card (Machine-Type/EARTH/Level 4/ATK 0/DEF 2000). (This card is still treated as a Trap Card.) While "Green Gadget", "Red Gadget", and "Yellow Gadget" are all face-up on your side of the field, the ATK of this card becomes 3000.
