1. Square Enix is considering using Unreal Engine 5 for the final part of the FF7 Remake trilogy, following the use of Unreal Engine 4 in the first two entries. 2. Director Naoki Hamaguchi revealed that the decision depends on whether switching engines would speed up development or if continuing with the current setup is more efficient. 3. The potential switch to UE5 aims to address visual issues seen in Rebirth and could simplify the transition from UE4.