![Heavy Fog [Portal Three Kingdoms]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/heavy-fog-portal-three-kingdoms.webp)
Description
| Set: | Portal Three Kingdoms |
| Type: | Instant |
| Rarity: | Uncommon |
| Cost: | {1}{G} |
Cast this spell only during the declare attackers step and only if you’ve been attacked this step.
Prevent all damage that would be dealt to you this turn by attacking creatures.
![Conqueror's Galleon // Conqueror's Foothold (Buy-A-Box) [Ixalan Treasure Chest]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/conqueror-s-galleon-conqueror-s-foothold-buy-box-ixalan-treasure-chest.webp)
![Eunuchs' Intrigues [Portal Three Kingdoms]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/eunuchs-intrigues-portal-three-kingdoms.webp)
![Mammoth Umbra [Planechase Anthology]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/mammoth-umbra-planechase-anthology.webp)
![Shoe Tree (Alternate Foil) [Unhinged]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/shoe-tree-alternate-foil-unhinged.webp)
![The Great Forest (Planes) [Planechase Anthology Planes]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/great-forest-planes-planechase-anthology-planes.webp)
![Pandemonium [Exodus]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/pandemonium-exodus.webp)
![Nissa, Vastwood Seer // Nissa, Sage Animist [Magic Origins Prerelease Promos]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/nissa-vastwood-seer-nissa-sage-animist-magic-origins-prerelease-promos.webp)
![Silver Knight [Friday Night Magic 2004]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/silver-knight-friday-night-magic-2004.webp)