Upgrading to Lv7, the Underground Shelter gained another function: Heavenly Vehicle.
At the same time, because of the version update, the Shelter function added at Lv3 and Remote Repair added at Lv5 had both been removed for the time being, with no indication of when they would return.
From a long-term perspective, this was the game reminding shelter owners to use their permissions and rewards as soon as possible, lest they regret having them removed in a version update.
If it had been an ordinary person, this warning might have prompted them to use everything immediately after each upgrade.
But Su Mo was not in a hurry.
There was no other reason.
The rewards from the Heavenly Gift function that appeared during the Lv5 upgrade might differ too greatly.
The former involved modular items. If he drew a powerful one, it could completely turn the tide.
The latter only offered some manufacturing blueprints, without even indicating their purpose or value.
Judging by the prices when the caravan had brought them for sale a few days ago, one blueprint could be exchanged for several hundred pounds of grain. Drawing that option would be a massive loss and would be of no help whatsoever to territory development.
Therefore, without a way to increase his chances of drawing the former, Su Mo was unwilling to gamble on luck.
"Three descents means the Shelter can be expanded downward by another three floors, reaching six floors. That means that apart from the ground floor, the maximum underground depth will be twenty-four meters!"
Thanks to the Underground Shelter's relatively small floor area, the load-bearing structure of its current two underground floors was very simple.
Even with the stone slabs reaching a thickness of 600 millimeters, they could still provide stable and effective support.
But if the