Necklace of adaptation

A necklace of adaptation was a magical necklace that protected the wearer from things that affected their ability to breathe.

Description
It took the form of a platinum medallion hanging on a heavy chain.

Powers
This necklace allowed the user to breathe under suffocating circumstances, even when underwater but not in a vacuum such as space. By wrapping the wearer with a field of fresh air. This in turn made gives the user advantage on saves for all harmful gases and vapors, such as inhaled poisons and magical effects like stinking cloud or cloudkill. This enchanted necklace allowed the wearer to survive without air for up to one tenday.

Creation
Crafting one required an alter self spell.

Notable Owners

 * Algashon Nathaire: a priest of Bane who was responsible for Sammaster's madness.
 * Bleys Dhacrylon: a vampire hunter from Waterdeep possessed an electrum holy symbol of Sune that had powers of a necklace of adaptation.
 * Calvin Longbottle owned a scrimshaw version of this amulet that was shaped like a porpoise.
 * Jannaxil Serpentil: a very disliked book seller and a fence from Waterdeep.
 * Nythra of Seven Rivers: a Rashemi wizard who was known to travel the Astral Plane and taking missions to Thay in the 14 century DR.
 * Solonor Thelandira: the elven god of archery, whose avatar wore a necklace of adaptation.

Trivia
Monadic devas could naturally breathe in any environment as if they wore a necklace of adaptation.

Appearances

 * Adventures
 * The Ruins of Undermountain II: The Deep Levels &bull; Under Mount Dread
 * Video Games
 * Dungeons & Dragons: Daggerdale
 * Card Games
 * AD&D Trading Cards