As Polvi is 5th Member, and GE sticks to 5
Excali will be replaced by SkRossi
Here is proof and his agent in Maps (as same as excali plays)
Rossi Rank agents:
https://tracker.gg/valorant/profile/riot/GE%20SkRossi%E3%82%A8%E3%83%BC%E3%82%B9%234627/maps
Excali in tournaments:
https://www.vlr.gg/player/3271/excali/?timespan=30d
Tldr
Ascent - Kayo
Haven - Sova/cypher
Split - Skye
Breeze - Cypher
Lotus - Fade
Sunset - Cypher
Bind - Deadlock (lmao)
Discord