SaGa 3 : Jikuu no Hasha - Shadow or Light

New Game+ mode

Successfully complete the game under the Normal difficulty setting. You will keep your party's stats from your original completion and be in their original races in New Game+ mode. It also features new Free Scenarios.

Hard difficulty

Successfully complete the game under the Normal difficulty setting. This difficulty also features new Free Scenarios.

출처 : http://www.gamewinners.com/Cheats/index.php/SaGa_3:_Jikuu_no_Hasha_-_Shadow_Or_Light

VARIOUS BONUS PASSWORDS

These passwords can first be input in the beginning of the game, when Melrose asks you to input the Salvex5 password. Afterwards, you can still input them via Input Password even though there's six spaces. They apply to every character.

New colors [8b92]-Gets a fifth selectable color for the four main characters.
Max HP+5 [988a]-Increases max HP by 5.
Max HP+10 [9886]-Increases max HP by 10.
Strength+1 [8ba7]-Increases Strength by 1.
Defense+1 [8b89]-Increases Defense by 1.
Magic+1 [8b8e]-Increases Magic by 1.
Agility+1 [8b88]-Increases Agility by 1.

Sword skill [9daa]-Increases that weapon's proficiency.
Greatsword skill [9d9f]-Increases that weapon's proficiency.
Katana skill [9d8c]-Increases that weapon's proficiency.
Blade skill [9da6]-Increases that weapon's proficiency.
Spear skill [9da3]-Increases that weapon's proficiency.
Axe skill [9d99]-Increases that weapon's proficiency.
Jutsu skill [9d91]-Increases that weapon's proficiency.
Bow skill [9d93]-Increases that weapon's proficiency.
Gun skill [9d9c]-Increases that weapon's proficiency.
Cannon skill [9d8d]-Increases that weapon's proficiency.
Fire magic skill [9d8f]-Increases that magic's proficiency.
Water magic skill [9d98]-Increases that magic's proficiency.
Earth magic skill [9d86]-Increases that magic's proficiency.
Wind magic skill [9da0]-Increases that magic's proficiency.
Dark magic skill [9d85]-Increases that magic's proficiency.
Restore magic skill [9d88]-Increases that magic's proficiency.
Heal magic skill [9d97]-Increases that magic's proficiency.
Buff magic skill [9d90]-Increases that magic's proficiency.

Sword tech sparked [9eaa]-Sparks "Blurred Two-step".
Greatsword tech sparked [9e9f]-Sparks "Cross Break".
Katana tech sparked [9e8c]-Sparks "Two-stage Blast".
Blade tech sparked [9ea6]-Sparks "Cut In".
Spear tech sparked [9ea3]-Sparks "Penetrate".
Axe tech sparked [9e99]-Sparks "Power Dive".
Jutsu tech sparked [9e91]-Sparks "Flash Blow".
Bow tech sparked [9e93]-Sparks "Psych Out".
Gun tech sparked [9e9c]-Sparks "Quick Draw".
Cannon tech sparked [9e8d]-Sparks "Precision Fire".
Fire Magic tech sparked [9e8f]-Sparks "Fira".
Water Magic tech sparked [9e98]-Sparks "Blizzara".
Earth Magic tech sparked [9e86]-Sparks "Quakera".
Wind Magic tech sparked [9ea0]-Sparks "Thundara".
Darkness Magic tech sparked [9e85]-Sparks "Cloudra".
Restore Magic tech sparked [9e88]-Sparks "Esuna".
Heal Magic tech sparked [9e97]-Sparks "Healing Droplet".
Buff Magic tech sparked [9e90]-Sparks "Faith".

Sword 1 [9c88]-Gives you a "Longsword".
Sword 2 [9c89]-Gives you a "Mythril Sword".
Greatsword 1 [9584]-Gives you a "Bastard Sword".
Greatsword 2 [9585]-Gives you a "Defender".
Katana 1 [9472]-Gives you a "Katana".
Katana 2 [9473]-Gives you a "Qing Long Dao".
Blade 1 [9c84]-Gives you a "Rapier".
Blade 2 [9c85]-Gives you a "Saber".
Spear 1 [9c81]-Gives you a "Spear".
Spear 2 [9c82]-Gives you a "Brionac".
Axe 1 [8a89]-Gives you a "Battle Hammer".
Axe 2 [8a8a]-Gives you a "Battle Axe".
Jutsu 1 [8b80]-Gives you a "Punch".
Jutsu 2 [8b81]-Gives you a "Kick".
Bow 1 [8a83]-Gives you a "Bow".
Bow 2 [8a84]-Gives you a "Mythril Bow".
Gun 1 [9086]-Gives you a "Derringer".
Gun 2 [9087]-Gives you an "Arquebus".
Cannon 1 [9176]-Gives you a "Submachine Gun".
Cannon 2 [9177]-Gives you a "Flamethrower".
Fire Spellbook 1 [8f7a]-Gives you a "Fire Tome".
Water Spellbook 1 [a072]-Gives you a "Water Tome".
Earth Spellbook 1 [8e72]-Gives you an "Earth Tome".
Wind Spellbook 1 [a07a]-Gives you a "Wind Tome".
Dark Spellbook 1 [8d72]-Gives you a "Dark Tome".
Restore Spellbook 1 [8a78]-Gives you a "Revival Tome".
Heal Spellbook 1 [9b76]-Gives you a "Recovery Tome".
Buff Spellbook 1 [907a]-Gives you an "Endowment Tome".

SalveX5 [8da7]-Gives you five Salves. (Melrose's password.)
Fire CrystalX5 [8f9b]-Gives you five Fire Crystals.
Water CrystalX5 [a095]-Gives you five Water Crystals.
Earth CrystalX5 [8e9b]-Gives you five Earth Crystals.
Wind CrystalX5 [a08f]-Gives you five Wind Crystals.
Dark CrystalX5 [8d99]-Gives you five Dark Crystals.
Remedy CrystalX5 [8a86]-Gives you five Remedy Crystals.
Soothing CrystalX5 [9b8c]-Gives you five Soothing Crystals.
Brave CrystalX5 [908b]-Gives you five Brave Crystals.
Faith CrystalX5 [907b]-Gives you five Faith Crystals.
Haste CrystalX5 [907c]-Gives you five Haste Crystals.
Protect CrystalX5 [907d]-Gives you five Protect Crystals.
GrenadeX5 [8a9c]-Gives you five Grenades.
Flash GrenadeX5 [8a8b]-Gives you five Flash Grenades.
MolotovX5 [8a8c]-Gives you five Molotovs.
Nuclear BombX1 [8a8d]-Gives you one Nuclear Bomb.

Gear Points MAX [9ba5]-Completely charges the Gears of Time.
Kero+500 [9065]-Gives you 500 Kero.
Kero+1000 [9061]-Gives you 1000 Kero.

출처 : http://www.gamefaqs.com/ds/605583-saga-3-jikuu-no-hasha-shadow-or-light/faqs/62827