Postbox
/research/postbox
Research · Energy - Tier 3
Postbox
At a glance
Node
Cost
Research cost
Blueprint× 1
Unlocks
Unlocked recipes
Postbox
10× Iron, 10× Copper, 10× Silicon, 10× Cobalt
Tree
/research/postbox
Research · Energy - Tier 3
At a glance
Cost
Blueprint× 1Unlocks
Postbox10× Iron, 10× Copper, 10× Silicon, 10× Cobalt
Tree
