Custodian's Villa

Unextractable Structure: This artifact (in structure form) can NOT be extracted from a planet using a Mylarai Build Extractor.
Care should be taken when using this artifact to ensure that you are using it effectively.

[ Planet Structure - Size:1 ]
Boosts all planet production by 3%.
Can only be placed on Machine, Ecumenopolis,
Dyson, Aphotic, or Sentient planets. (Limit 1 per planet)

— In-game description