Grab Evil's EFLC scripts.
Change the script.img and network_script.img in
BLUS30127_E1/USRDIR/dlc/episode 1/common/data/cdimages
and
BLUS30127_E2/USRDIR/dlc/episode 2/common/data/cdimages
Modding IV on Ultimate is easy, install a IV package like Evils latest on CFW and grab that update.img in hddo/game/BLUS30124/USRDIR/, then delete that game data.
Put that update.img in the update folder of the IV
NPUB30702/USRDIR/update/
One could even place a modded Ps3.rpf in
NPUB30702/USRDIR
and a modded script with more sco added(modslots?)
NPUB30702/USRDIR/common/data/cdimages
Evil B's modded queens_e
https://psx.egnyte.com/h-s/20121116/97bdc6e3b536414a in
NPUB30702/USRDIR/PS3/data/maps/cdimages