The real heroes are the long-term seeders. People running a Raspberry Pi in their closet with a 2TB hard drive, uploading Super Robot Taisen: Original Generation 2 at 20 KB/s for 1,400 consecutive days. They pay the electricity bill. They risk the ISP warning letter. They do this not for profit, but for the quiet satisfaction of knowing the checksum remains intact.
While downloading ROMs for games you don't own is generally considered a copyright violation, megathreads exist primarily for digital preservation gba roms megathread
If you only grab 25 games, make it these: The real heroes are the long-term seeders