"Even the cheapest of these three upgrade options requires 9000 points... However, is this a problem?"
It was still the same familiar system panel and upgrade direction options; other than the extra psychic energy upgrade direction option that appeared due to the his possession of the psychic energy crystal, the other options were ones he could find in ordinary upgrades.
As for the points required, he glanced at the large number of basic materials next to him, not feeling anxious at all. He began to move materials into the input section to reduce the upgrade cost.
At the moment, the main body of the combine harvester had been completed. What was left was the engine, control panel, transmission shaft, and other small parts that contained the essence of human innovation.
He might not have the required technology, but there was a no shortage of materials in the shelter!
Iron: I'll fill it up for you.
Copper: I'll give you as much as you want.
