You can find Reanimal's secret code in Chapter 1: Dead in the Water. However, note that the secret code is the same in every game, so if you've already passed this chapter and just want the answer, go ...

When you first start playing Code Vein II your map will be obscured, a result of these small red trees that act as map jammers. They’re indicated on your map as pink circles, so you can track them ...

Here's a list of eight Code Vein 2 tips for beginners that covers combat strategies to healing management.