whoa you're right? that's so weird
It is different, that's because mangago version is the beta version of the manhwa released on 2017
https://www.anime-planet.com/manga/bottomless-swamp-2017
The manhwa that is on the link is the 2.0 version of 2018 with all the new stuff
https://www.anime-planet.com/manga/bottomless-swamp-2018
as you can see the same translators are planning to translate 2018 ver.
https://randomfujoshis-scans.tumblr.com/futureprojects
as you can see the same translators are planning to translate 2018 ver.
https://randomfujoshis-scans.tumblr.com/futureprojects ╥﹏╥
http://www.bookcube.com/toon/detail.asp?webtoon_num=180054
I wish I knew korean ┗( T﹏T )┛