A new character in "Yuusha-sama, Yukagen wa Ikaga desu ka?" is a zombie/undead girl that seems to have difficulty staying together.

h__ps://www.manhuagui.com/comic/22831/
Ch 20: pp 11-12
Ch 21: p 5

There's some assorted detaching that happens on a few other pages as well, and it seems that this series tends to have characters reoccur (some more than others)