![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.
![Living Artifact [Beta Edition]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/living-artifact-beta-edition.webp)
![Hostility [Lorwyn]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/hostility-lorwyn.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)
![Blood Crypt [Return to Ravnica]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/blood-crypt-return-to-ravnica.webp)
![Vivid Creek [Modern Masters]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/vivid-creek-modern-masters.webp)
![The Great Forest (Planes) [Planechase Anthology Planes]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/great-forest-planes-planechase-anthology-planes.webp)
![Underground River [Tenth Edition]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/underground-river-tenth-edition.webp)
![Eunuchs' Intrigues [Portal Three Kingdoms]](https://www.cardgametoponline.com/wp-content/uploads/2026/07/eunuchs-intrigues-portal-three-kingdoms.webp)