WERES YOU ANSWER FOOL my mind is about to explode becase of you **** you!!!!

side-b only
------ ----
first if you want side-b beat stage 12 and go to previous stages after obtaining the map
selector in stage 9 (arcia mode only)


in stage 8 go to the place where the doors are when you are done with 2 doors a steel
enemy thing will come (only side-b)
anhilate it and the gate will open rewinding the path go to the place were it has a gate
locking the thaatos chip (after the 1st gate) then anhilate the enemys that appear here
and then the gate will open were you can get the thanatos chip but you cant just press
return get out you must beat gil balor first