Overlord - Vol. 8 Ch. 26

[MangaDex]

 

[SotiCoto]

Frankly it was a stupid waste to go through this whole dumb farce in the first place.
Okay, so uniting the tribes was handy... but besides that, they could have just marched someone in there to duel the enemy leader to submission (instead of death)... and forced their obedience that way.

 

[AnimeAintReal]

Cocytus’ design is so cool (pun intended)

 

[Otherworlder]

Leaving their bodies in the swamp would indeed be a waste. Have you ever had fried lizardman tail? Delicious.