The repack often comes with a text file called README_REPACK.txt . If that file is present, you have the authentic version.

Since the official English releases were largely limited to the first game and Heroes Lore: Zero

: You can upgrade weapons using Orbs. Be cautious: refinement has a failure rate that can result in your weapon breaking unless you use specific protective items. Guardian Spirits

The game involves completing quests to advance through the story and gain rewards. These quests often involve battling monsters, collecting items, or interacting with non-playable characters (NPCs).