Who will the boss of Deltatraveler section 6’s Pacifist route?

[DaPixl2000]

This is Mario and Luigi: Bowser’s Inside Story by the way. And I’m not talking about the fight with Frisk between sections 7 and 6 either.

• Bowser
• Fawful
• Dark Bowser

[EvilandHomophobicKnight]

6 and 7?