Gateway to the Savage Frontier Cheats

Press [Alt] + X as your opponents attack. Your party will still gain the experience points and treasure from the battle.

Open the SAV files of the characters under the save game of your choice such as CharDatA1.sav, CharDatC 4, CharDatJ2.sav, etc ...
Using Ultra Edit 32 ver. 9a - here are the following hex addresses to edit

10H & 11H : Strength
12H & 13H : Intelligence
14H & 15H : Wisdom
16H & 17H : Dexterity
18H & 19H : Constitution
1AH & 1BH : Charisma
1CH & 1DH : Strength Subrating (Fighters)

78H & 1A4H : Current / Max HP

When creating new characters, if you name them the same name as an NPC that can join your party, when that NPC joins your party, the PC with the same name will turn into the NPC. This way you can have multiple copies of the same NPC.