There's no need for more explanation. Each soldier type has the terrain they are best suited for. Their own troops are the most familiar with their respective regions and can exert the greatest combat power there.
Everyone present who has reached this level is well aware of this.
"As for the remaining areas, both the desert and the ocean are too extreme, making them unsuitable."
Due to the terrain of the desert, the Ocean Lord and the Ice and Snow Lord cannot exert their strength. Especially the strongest Ocean Lord; if unable to unleash their power, it would be a significant loss—this must be the first to veto.
The ocean is similar. Although it allows the strongest Ocean Lord to wield the greatest strength, it also renders the other "landlubber" lords useless.
What remains are just the Underworld and the Ice and Snow World, making the choice very obvious.
"Then it's my Ice and Snow World, indeed. It's the most suitable place.
