Pokemon Emerald Egglocke Rom Info
If you don't want to customize the pool, several ROM hacking communities (PokeCommunity, Discord servers) have released pre-patched files. These usually come in a .zip with an .ips or .bps patch file.
(32 eggs, can be expanded to 256):
Always scan pre-patched ROMs with an antivirus. Stick to reputable sources like the official PokeCommunity threads. pokemon emerald egglocke rom