Acquisition Drop disabled Drop level: 1Metadata Item class: Map Fragment Metadata ID: Metadata/Items/MapFragments/CurrencyElderFragmentsComplete
The Key to Decay represents a complete set of four map fragments: Fragment of PurificationFragment of PurificationStack Size: 10Corruption is purged, not cleansed.Can be used in a personal Map Device., Fragment of ConstrictionFragment of ConstrictionStack Size: 10Webs are torn, not untangled.Can be used in a personal Map Device., Fragment of EradicationFragment of EradicationStack Size: 10Plagues are exhausted, not cured.Can be used in a personal Map Device. and Fragment of EnslavementFragment of EnslavementStack Size: 10Freedom is won, not given.Can be used in a personal Map Device.. When each is placed in the map device in the correct configuration, these fragments will open portals to the Elder encounter in the Absence of Value and Meaning.
The Key to Decay cannot be obtained as a standalone item. However, items listed for trade in premium stash tabs can be priced in whole sets. As specified by the official trade website, the code ~price n key-to-decay can be used to list items for trade, priced at n complete sets.