Pokemon Gen 2 to Gen 1 ROM

Pokemon Gen 2 to Gen 1 rom
When focusing on the main objectives, Pokemon Gen 2 to Gen 1 is about 20 Hours in length. If you're a gamer that strives to see all aspects of the game, you are likely to spend around 35 Hours to obtain 100% completion.
 

Pokemon Gen 2 to Gen 1 is a Gameboy ROM Hack by Winxuser based on Pokemon Blue. Ever since Gen 2 came out I have always wanted to have a Gen 1 game with all of Gen 2 Pokemon, so finally after so many years, I have decided to make my own rom hack doing just that, using Gen 1 engine as base and then adding all of Gen 2 Pokemon into the mix of things.

You can download the Pokemon Gen 2 to Gen 1 rom from this page and to play the game you need to download the Visualboy Advance Emulator here.

You need to download and install Visual Boy Advance and then load the rom.

For detailed instructions per device, view below.

Download the official Pokemon Gen 2 to Gen 1 ROM in the (USA) version for the Game Boy Advance handheld consoles. To fully utilize a GB ROM game, use our Cheats, Rom Hacks and GBA Roms sections. You can open the Pokemon Gen 2 to Gen 1 ROM or GB file by Installing VisualBoyAdvance on Windows, MAC, Linux, Android or IOS/iphone.

Additional Information

 

Pokemon Gen 2 to Gen 1 is a Gameboy ROM Hack by Winxuser based on Pokemon Blue. It was last updated on July 07, 2025.

Also, be sure to check out Pokemon Plus Green.

Description

Ever since Gen 2 came out I have always wanted to have a Gen 1 game with all of Gen 2 Pokemon, so finally after so many years, I have decided to make my own rom hack doing just that, using Gen 1 engine as base and then adding all of Gen 2 Pokemon into the mix of things. As I have only just started making this, it is going to take a long time to implement all Pokémon and moves/sets to this game. Using PRETS pokered disassembly and Dannye’s Gen 2 graphics mod repo, I have combined the two into one rom so showcase everything I wanted in a rom hack.

You can choose between Pokémon Red, Blue, or Green styled rom. There have been a few Gen 2 visuals ported over to Gen 1 that have been added (most in the Pret wiki), also a couple of future Gen engine features have been added as well. The one thing im going to have a hard time doing is adding all the Pokemon to the wild, uggghhh that sounds like a rough job, as i havent played a Pokemon game in so long (Gen 3) so i wouldnt even know where to begin to add certain Pokemon to certain areas (any help would be appreciated).

Features

  • All Gen 1 Pokémon can be caught (will be all Gen 2 once added)
  • Tradeback NPC so you can evolve traded Pokémon, or you can just level up if you like
  • A few moves made into TM’s (will be changed once Gen 2 moves are in)
  • Running player now
  • Physical and special split
  • Mew can be caught under the truck (just use strength)
  • Dark, fairy, and steel added
  • All Eeveelutions, even though some are from other gens, like who doesn’t love Eevee and the evolutions
  • All sprites will be Gen 2 (gym trainers and Pokémon)

Roadmap

  • Gender Selection: 100%
  • Gen 2 Music: 100%
  • Gen 2 POKEMON: 50%
  • Gen 2 Moves: 30% (iv hit a stop adding more TM’s, no doubt it’s to do with ram so only moves that can be learnt via level-up are added)
  • NPC who can sell evo stones and TMs: 50%

Changelog

07-07-25

  • 250 Pokémon are catchable
  • Female player choice
  • Item sorting in bag
  • All overworld Pokemon have sprites.

File Name

Pokemon Gen 2 to Gen 1

File Size

562KB

Version

1.0

Release Date

World: July 07, 2025

Genre

RPG

Developer

Platform

Game Boy

Region

World

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