Including...
The cosmic energy receiving devices in car 13 will have to be dismantled sooner or later. As the train develops, these things should be phased out too, since the iron ore they absorb is simply a waste of time and space.
So far—
After consuming a total of 1,682 trillion units of iron ore, the "Fixed Star" train has welcomed a perverse level of upgrade!
With 1,315 trillion units of iron ore remaining.
That's enough.
He initially thought of reserving a bit more iron ore for ammunition storage, lest all the iron ore be used for upgrading components, leaving no ammunition, making the weapons high in level but unusable.
But he just conducted an experiment.
Normally, one shot of Level 200 Akanon Light Energy Main Cannon requires 1 trillion units of iron ore.
But he...
Only needs 100 million units of iron ore.
100 million...!
