Gunstar Heroes Z (DreamBOR) [HDD-SD] Download

[megavolt85]

all CDIs include drive reactivation, but when using a custom BIOS, this reactivation leads to blocking the G1 bus
the easiest way to disable reactivation is to open the image in a HEX editor and replace all values of E4745FA0 with EC745FA0
for the reverse conversion, you need to look for EC745FA0 and change to E4745FA0