"We'll have to consider the deeper zones soon," Leo murmured, his eyes tracing the faint patterns of mana in the rock face. "The upper levels are almost depleted."
Ian frowned. "The guards still watch those areas."
"But with fewer of them," Leo pointed out, not looking up from his work. "And their patrols are more predictable now."
"Are you suggesting...?" Rick began.
"I'm just saying we should keep our options open," Leo said, his pick
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