Kind of an over-arching tag to liquid inflation. Here, everything is included where a character’s belly gets inflated substantially. Be that through enema, unbirth or just general huge insertion.
Sacrifice by Sumomo-EX
This is one of the earliest entries in the entire Sacrifice series by sumomo-ex, all featuring some elements of vore, tentacles and unbirth. Sacrifice by Sumomo-EX ExHentai This is somewhat continued in Human Sacrifice Seminar.