https://archive.org/details/tarzansnesprotoassetsrom
The Tarzan .o files have multiple Nintendo Object Block (NOB) per object.
The NOB header is twelve bytes.
https://archive.org/details/jeffs-doom-snes-disk-images/
Doom has one .o, music\doommus.o
https://archive.org/details/tarzansnesprotoassetsrom
The Tarzan .o files have multiple Nintendo Object Block (NOB) per object.
The NOB header is twelve bytes.
https://archive.org/details/jeffs-doom-snes-disk-images/
Doom has one .o, music\doommus.o
SSBUG.EXE and SFL2P.EXE have some NOB chunks.