Ooh boy this is a long one.
Pirate AU
Deku, Lemillion and Eraserhead: *kidnapped by rival pirates and tied up*
Overhaul: Here you are on a boat, you're adrift, you're afloat, one might even say you're stuck. Well I don't wanna gloat but I would like to note you're in luck. You've been saved by the doctor that rules these waters, so forget about your wives and daughters, First Mate introduce me to them please!
Chrono: Aye Aye captain overhaul! He's a big and scary!
Deidoro and Nemoto: Elegant and fiery!
Chrono: fear inspiring!
Setsuno and Hojo: years til retiring
Chrono: Looting, stealing!
Tabe: banana peeling
Chrono: ???
Entire crew: undisputed master of the seas!!
Deku: oh jeez...
Overhaul: that's me!
Crew: 'tis he!
Overhaul: that's me!
Crew: 'tis he!
Overhaul: that's me!
Crew: 'tis he!
Overhaul: Ok, ok. I'm a pick-pocketing, pirate Pioneer and there are my brave buccaneers, all of whom were once lost souls like you!
Rappa: it's true!
Tengai: He rescued us.
Setsuno: saved our butts!
Chrono: For that, we owe our lives to Kai, and assuming he doesn't kill you...
Crew: You will owe him too!
Overhaul: Here we are on a ship, moving at quite a clip through the ever shifting ice.
Chrono: Come along on a trip
Nemoto: That's a hint!
Deidoro: that's a tip!
Tengai: that's good advice.
Chrono: in a world that's going under, to survive you must learn to plunder
Overhaul: luckily that's my field of expertise!
Chrono: he's the best!
Deidoro: Simp!
Chrono: *smacks the back of his head*
Hojo: He's a robbing, thieving!
Eraserhead: We really should be leaving!
Setsuno: Weapon throwing!
Lemillion: We gotta get going!
Tabe: Hero slaying
Deku: Wish we could be staying!
Crew: undisputed, uncontested, villain suited,
Overhaul: yeah you guessed it,
Crew: master of the seas!!
Eraserhead: oh please..
Overhaul: that's me!
Crew: 'tis he!
Overhaul: that's me!
Crew: 'tis he!
Overhaul: that's who?
Crew: it's you!
Overhaul: just testing, I knew, it's Me!