There are also rumors that the film might be set in a multiverse, which could signify that the brothers could be in another reality. It could be a wise assumption because Shrek is set in fantasy ...

Shrek and Fiona’s triplets were born at the end of 2007’s Shrek the Third, and Felicia and her brothers — Fergus and Farkle — were babies when we last saw them in 2010’s Shrek Forever After.

Her name has not been confirmed yet, but she could be Felicia - one of Fiona and Shrek's triplets, who we saw as babies in the fourth movie. Which means we are yet to meet her brothers Fergus and ...