Well of Yonayan
“
[ Planet Structure: Size: 1, Mining: 3, Artifact: 1 ]
Can be pumped to receive a random temporary effect.
Can only be built on Icy, Oceanic, Terra, Gaia, Desert, Aphotic or Relic planets.
Limit 1 per planet.
— In-game description
Acquisition
Offered by Chuhn Merchant during Chuhn (seasonal event) , starting in 2024.