ROM Hack · GBA · English

Pokémon Oddysey GBA

Pokémon Oddysey GBA is a hack rom with new story and region, plus 4 generation and new side quests.

Version v4.1.1
Updated June 2026
Author The Echoes Team
Visits 469

GBA English Complete

Features

A quick overview of the game's main features.

Gameplay

New Training System

History

New History New history and region

General

3 Generation style graphics Secondary missions Multiple challenges Pokémon from Generation 1 to Generation 4 Physical and special damage Fairy Type

Images

1 / 4

Video Review

Enjoy Pokémon Oddysey GBA. in your browser using touch controls. Just wait for the ROM to load and for the button to start the game to appear.

Pokémon Oddysey GBA.

When the Start button appears, you can start playing. pokemulator.pokemundo.com

More information

Pokémon
We will have pokémon from generations 1 to 3, as well as the evolutions of generation 4 and some special additions such as farigiraf. Each pokémon has been balanced, ensuring a slightly fairer gameplay experience.
Features and functions
We will have physical and special damage, as well as fairy type. Something important is that here we will fight in double battles, although if you only have one pokémon, single battles will be allowed, as well as a new training system.
Graphics
It has a mix of 3rd and 4th generation graphics, which will transport you to the Talrega region and its amazing landscapes. The pokémon models have been carefully designed, bringing them to life with a variety of animations that reflect their personalities.
History
Start with your character, Nyx, a young adventurer determined to test his skills by confronting the maze of Yggdrasil. This huge and enigmatic labyrinth has attracted the attention of numerous adventurers from all over the world, all in search of hidden treasures and mysteries.

Pokémon

We will have pokémon from generations 1 to 3, as well as the evolutions of generation 4 and some special additions such as farigiraf. Each pokémon has been balanced, ensuring a slightly fairer gameplay experience.

Features and functions

We will have physical and special damage, as well as fairy type. Something important is that here we will fight in double battles, although if you only have one pokémon, single battles will be allowed, as well as a new training system.

Graphics

It has a mix of 3rd and 4th generation graphics, which will transport you to the Talrega region and its amazing landscapes. The pokémon models have been carefully designed, bringing them to life with a variety of animations that reflect their personalities.

History

Start with your character, Nyx, a young adventurer determined to test his skills by confronting the maze of Yggdrasil. This huge and enigmatic labyrinth has attracted the attention of numerous adventurers from all over the world, all in search of hidden treasures and mysteries.