Changing too many slots at once can cause the game to freeze or corrupt the inventory system.

Focus entirely on the map movement and tactical battles without worrying about the RNG of quest rewards. Conclusion

To completely fill your inventory with every item, weapon, and piece of armor in the game, you must input codes that alter the quantity and type of items present in your stock. Max Out All Consumables & Stat Potions

Use these codes to replace the item in your first inventory slot. Part 3: Other Essential Brigandine Codes

Steel Longsword, Swift Longsword, Thunder Longsword, Claymore Steel Hatchet, Flame Hatchet, Frost Hatchet, Brave Hammer Spears