- This article gives a general overview of the Sleeper Cache sites. For in depth information, please go to the respective sub pages.
The Sleeper Cache exploration sites was introduced with the Rhea expansion released on December 9th 2014. They are "advanced" exploration sites and are by default, more difficult than the "normal" data or relic sites. There is an additional risk involved because of various hazards, but you can get some sizable reward for your trouble should you decide to run one. They can be found in all areas of space, regardless of security, but do come in different versions. All versions shows up as a data signature in the probe window, but requires both relic analyzer and data hacking modules.
The sleeper cache sites comes in three variations or difficulties, with increasing rewards:
For in depth information, guides and fittings for each type of sleeper cache sites, check out the above links.
Sleeper Caches are the only locations where blueprints for polarized weapons may be found. In addition to that, the sites contain sleeper components, manufacturing materials and skillbooks.
- Dev blog introducing: Sleeper Cache Exploration Sites & Polarized Weapons.
- The EVE helpdesk article about the sleeper sites: Sleeper Cache.
- Great writeup about Sleeper Caches.