Cheats, Codes & FAQs
You can do this any time during or after Chapter 6. You need Combat Scope Betas, a glass shard, and a scrap of iron. The wandering merchant sells glass shards and iron scraps. Combat Scope Betas sell for 4100. Profit is 750 per scope, multiplied by 999, is 749250. The best time to do this is chapter 6~7, before the merchant starts wandering. She is always at the Waterless Bridge. After Chapter 8 she can be at Forsaken, the Waterless Bridge, or the Righteous Tower. Your best bet is to get into an enemy counter, run away, and check the location to see if she is there. Time phase changes also change her position. Repeat as necessary.
In the second chapter of a New Game+ playthrough, go into Reanbell's room and press X in front of the wardrobe. This will keep Reanbell in her original outfit instead of changing into the pig t-shirt in the cutscene.