Since political parties in South Korea are currently discuss electoral reform measures next week in a bid to fix the problems with the current additional member proportional representation system, I figured I would make a market about it including the currently discussed reforms along with many other potential (though very unlikely) reforms I chose to include as well.
Currently discussed proposals are listed here
https://www.koreaherald.com/view.php?ud=20230320000800
https://www.koreatimes.co.kr/www/nation/2023/12/113_342977.html
As well as the discussion of the use of runoffs here
https://www.eastasiaforum.org/2022/04/30/why-electoral-runoffs-would-improve-south-koreas-democracy/
Oh and the current system for reference
https://en.wikipedia.org/wiki/2020_South_Korean_legislative_election#New_system
I recognize that options like approval and SPAV are just not going happen. I just added them because I am a fan. Feel free to bet them into oblivion
Forgot I added this option as it is redundant. There is already FPTP voting for presidential elections which is the inverse of this option. Resolving it as n/a