- Quite straightforward. - Said the knight of the Rusted Soul calmly. - This place demands sacrifices, and half of us will have to remain here forever. - When Eugene freed his sinister sword from its sheath, the common warriors recoiled - everyone present knew he was not inclined to this kind of humor and was unpredictable. Only the knight of the Wind was deemed worthy of his gaze. - We have several options on how to do this. We can fight in teams - I cannot recommend that option, given that one of the sacrifices could be a knight. You and I can determine the most useful members of the team and cull all the rest. Or we can let the warriors decide their fate among themselves. The choice is yours.
You could arrange a blackjack tournament (if the soldiers have cards) or rock-paper-scissors.