ROCKMAN3 ROCK Battle! Cool! (NES) Romhack

The newly released Rockman 3 in 2025, hacked with the name Rock Battle Cool, has undergone significant modifications in terms of art, gameplay, and music, greatly enhancing its playability. It utilizes the Japanese version of Rockman 3 and the Improved version of Rockman 3, rather than the American version of Mega Man 3.

Hashes:

Filename: Rockman 3 (Improved version).nes
CRC-32: 2a9536ba
SHA-1: 974a8d98851d98365bb0e4b848b2dcd246223f2c

Filename: Rockman 3（J）.nes
CRC-32: a782260c
SHA-1: 104d7c8bae79670a0c05df9994d3fc6e52086114

Relevant link: https://www.bilibili.com/video/BV1UCT7zaEkA/?spm_id_from=333.1365.list.card_archive.click&vd_source=b89c5b30614d1b2cf306bfd86afc8448

File download:

Help about patching:

Most of the files you're about to download need to be applied to your game. Here is a list of utilities that allow you to do this:

Online Patcher: Marc Roblero's online patcher. Works with many different file types.
Floating IPS: NWell-known patcher for applying IPS and BPS files.
Delta Patcher: Used to apply xDelta files.
More Patchers

On most files, you can also press “Patch It”, to apply the patch without downloading the file.