Downloading ROMs for games you do not own is technically copyright infringement. Copyright laws vary by country, but generally, the intellectual property belongs to companies like Nintendo, Sega, and Capcom.
Introduction GBA ROM packs remain popular for collectors and retro gamers who want curated libraries of Game Boy Advance titles. "GBA ROM Pack 165" appears to be a numbered compilation distributed by ROM-collection communities; users commonly compare packs to find the most complete, playable, and compatibility-friendly set. This article explains what to look for in a ROM pack, what might make a "165" release better than others, and practical tips for safe, legal, and reliable use. gba rom pack 165 better