There is no bird more beautiful than the swallow, the harbinger of spring. Even the dark mages who developed the formula for witchers' potions appreciated the charm of this bird, lending its name to the potion that accelerates regeneration of a mutated organism.
Boost a unit by 8.
- See this subject on The Witcher wiki: Swallow
- Gwent Update: March 23, 2017 Patch: Swallow Potion no longer gives Witchers an additional buff.