Total War: WARHAMMER III

Total War: WARHAMMER III

MIXER - Mixu's Unlocker
Realm of chaos - Can't enter a rift
I have a question playing minor faction in Realms of chaos. How can you win as you cannot enter rifts ?

I chose high elves, starting south east of the map and I had a legendary lord but I could enter any rift. Am I supposed to install another mod ?