Though, the same was true for his opponent that has stopped using any Externalist means and was just fist-fighting at a superhuman level.
"There is something wrong going on here."
There might be something wrong in this fight, but none of that mattered to Alfin. Because the primary concern for Alfin was escaping this place in one piece and hoping that the baggage he was carrying didn't get damaged on the way.
"That old fool, I warned him to not do this." Alfin can feel the mechanical titans rising from the underground ready to intercept the two abnormalities that had chosen to turn the titan's resting place into a battlefield.
'The only good thing is that they are not fighting at full intensity, otherwise this whole cave might have collapsed.' Alfin was happy for this much at least.
The current fight might be between the strongest of this world, but both of them held back as they had certain considerations.
Consideration like those that live underground and the city above.
