Ok first when the battle begins press "Start" go to accessories and get the Full Metal Ring and The Moon Medal.Then Go to items and get the MAJIC-Caps or Def-Caps.Now for the battle transmute a wind dragger and keep hitting armstrong. Do not even think of hiting roy it's very difficult.Then Once it says "Fighting Frenzy" get close to Roy and "Call" Al to come close then hold circle to use the special.Note:Repeat till They Die.
While you play the game try to find as many elixirs as you can. Then save em all up till you finish the game and once your finished click loadc game then you will previously start the game all over with lots of elixirs.. You can only go up to 100 elixirs.
Unlock Cheat Mode: Hightlight 'Options' at the Main menu and then press Down to be able to select an invisible option. To display the Debug menu press X which has options for Stage Selection, Ed and Al's Experience, Sound Test, Event Flags, Special Attack and Fever/Fighting Frenzy modes. If your selected options cause you to become stuck hold L1 + R1 + L2 + R2 + Start + Select to reset the game.
Completion Bonus: Complete the game successfully and 'Save' when prompted. When you load the saved game file you will start with ALL the items and accessories you had previously obtained.
You will recieve "Moon Medal" after beating Camilla, which boosts all stats by 10%. You will recieve "Sun Medal" after beating Mustang and Armstrong, which boosts all stats by 20%. These are excellent ways to increase your skills and defeat enemies alot easier.