Info

Soldier despawn will crash the game on ePSXe versions after v2.0.0
ONLY use ePSXe v2.0.0 to avoid problems

Required downloads

ePSXe v2.0.0
SCPH1001.BIN (PS1 USA Bios)
MediEvil (USA) ISO

https://www.epsxe.com/files/ePSXe200.zip

Setup

Bios

Place SCPH1001.BIN in bios folder

Config > Bios
TURN OFF Enable HLE Bios

Map your controller buttons

Config > GamePads > Port 1 > Pad 1

Adjust graphics

Config > Video
Bottom left > Fast (or Nice if your PC can handle that)

Adjust window size (I use 1440x1080)