Green "magic" materia = elemental spells. Are you talking individual saves or the 10 save slots? I think you can delete the slots under My Documents\Square Enix\FINAL FANTASY VII STEAM\User_######\save. More materia slots is pretty much always better. Final Fantasy VII No Slots Speedrun: views. Slot these into your weapon, armor, or accessory to allow you to cast MP-cost magic abilities. 1 year ago · · FF. Final Fantasy VII Any% Speedrun International - [World Record]. Mar 12, - this is an aerti acc now i dont make the rules #FF7 #FF7R #aerti. FF7 Password Manipulation Tutorial · sk84uhlivin. 6 years ago. Cloud's. . FFVII % Detailed by Final Fantasy VII Slots Analysis for any% (More Accurate Timing Tutorial). Even if your build doesn't require the extra Materia slot, fully upgraded +stat materias.