The distribution and use of ROMs can be a legally gray area. While making a backup copy of a game you own for personal use might be considered legal in some jurisdictions, distributing copyrighted material without permission is illegal. There are ongoing debates about the legality and ethics of using ROMs, especially in regions with strict copyright laws.
If you are looking for games with the most "solid" stories to include in a GBC collection, these are the essential titles: The Legend of Zelda: Oracle of Ages/Seasons gbc rom pack
Just remember: A ROM pack gives you the data. Only you can provide the adventure. The distribution and use of ROMs can be a legally gray area
Often referred to as "Full Sets," these aim to include every officially released game for the system. Legal and Ethical Note If you are looking for games with the