"Heh, everything is in place, despicable scum from Another World. Since you have chosen illusion as your trick to 'Deceive the Sky and Cross the Sea', let this prince personally shatter your ridiculous fantasy."
The Fourth Prince's eyes also narrowed as he focused intently on the developments in the block below.
Indeed, with the means at his disposal, annihilating these defeated soldiers wasn't an impossibility even if done by force.
The reason he insisted on using magic traps, apart from being the most convenient method, was an important one—to shatter the Commercial Land Army's trust in Leo Ray.
One could imagine that the reason why the Commercial Land Army was so obedient to Leo Ray, the Otherworldly Lord, was mainly due to a series of arrangements by Leo Ray which indeed granted the otherwise weak Commercial Land Army numerous advantages.