The game's system wasn't that stupid, so how could it design such a dumb dungeon...
The scenario of snake monsters being spread out was obviously targeting opportunistic players.
"Then what will we do?" Sanguine Warflag casually commented for the sake of it. He was a veteran player, hence how could he not notice that there was something fishy with the spread of snake monsters.
Moreover, the Sanguine Alliance had fought its way here yesterday, and precisely because of the spread of monsters, they forcibly did a 'one wave attack'. After which, they used up the last of their supplies and didn't manage to defeat the boss.
"One wave attack!" Fearless casually said.