They aren't technically deleted, your lists are still here, just hidden. Some peoples lists are already coming back.
same thing happened to me what the hell?? all my titles except one that just put on my list..
https://www.mangago.me/home/mangatopic/21075811/
I explained everything here
nothing to do with recent takedowns or fear of it shutting down, it's just a bug. they're still there and people are slowly getting it back, but it'll be based on join date (oldest to newest)
Read the FAQs here:
https://www.mangago.me/home/mangatopic/21080184/
I need to know. Did they get deleted? Or are they still here, but hidden due to the webpage being investigated?