Pokemon Emerald Omega (GBA)

Pokemon Emerald Omega GBA ROM – Detailed Hack Overview

Pokemon Emerald Omega Screenshot 00

Game Information

Hack Name: Pokemon Emerald Omega
Original Game (ROM Base): Pokémon Emerald (GBA)
Hack Status: 2014, Completed?
Language: English
Release Type: Fan-made ROM Hack
Content: Fire Red Omega adaptation, expanded Emerald Pokédex, competitive difficulty overhaul

Table Of Contents



About This ROM Hack

Pokémon Emerald Omega is a full-featured adaptation of Drayano’s Fire Red Omega for the Emerald platform. The hack integrates expanded Pokémon availability, modern moves from Gen IV–VI, Physical/Special split, and numerous gameplay enhancements while keeping the core Emerald storyline intact.

It is designed for challenging gameplay, strategic battles, and deep customization, offering both casual and competitive players a new and polished Emerald experience.

This version was recognized as Hack of the Year 2014 (Sideshow Showcase) and introduces 450 Pokémon, custom movesets, and quality-of-life improvements for veterans and newcomers alike.


Story Overview

The main story follows the original Emerald plot, with the player traveling through Hoenn, challenging Gym Leaders, opposing Team Magma and Aqua, and ultimately facing the Elite Four and Champion.

Enhancements include:

  • Expanded storyline elements borrowed from Fire Red Omega
  • Post-game content, such as a new dungeon, Cave of Memories
  • Enhanced boss fights and rematches, where leaders and trainers scale in difficulty
  • Red as the final challenge at the endgame

While the narrative remains largely faithful to Emerald, the gameplay is more strategic and competitive, reflecting modern battle mechanics and an updated Pokémon roster.


Key Features

Expanded Pokédex: 450 Pokémon, including late-generation Pokémon and fully evolved forms (Shinx → Luxray, Budew → Roserade, Gible → Garchomp, etc.).

Modern Moves Integration: 71 new moves from Gen IV–VI with full animations (e.g., X-Scissor, Dark Pulse, Dragon Pulse, Play Rough, Moonblast).

Physical/Special Split: Fully implemented, allowing for proper type-based battle mechanics.

Updated Starters: Elekid, Smoochum, and Magby as starting Pokémon, maintaining Fire Red Omega tradition.

Set Battle Only: The game uses SET battle style, with healing items disabled during combat for added challenge.

Enhanced Trainer AI: Opponents now have custom IVs, Natures, EV spreads, and strategic movesets inspired by Pokémon X/Y.

Gym & Boss Improvements:

  • Gym trainers and rematches updated with strategic Pokémon and moves
  • Boss fights always use six Pokémon
  • Rematches increase in difficulty up to level 100

Items & Quality-of-Life:

  • Running shoes usable indoors
  • TMs are reusable and strategically placed
  • Certain evolutionary items available for purchase
  • Eggs hatch at level 1
  • Experience gained from catching Pokémon
  • HM moves updated to be more impactful:
    • Cut → Bug-type, 60 BP
    • Waterfall → May cause flinching
    • Strength → May reduce defense
    • Rock Smash → 60 BP

Post-Game & Additional Content:

  • New dungeon: Cave of Memories
  • Frontier Brains movesets updated to reflect Special/Physical split
  • All trade-based evolutions can now occur in-game

Game Balance Adjustments:

  • Selected fully evolved Pokémon received stat improvements for viability (e.g., Magmortar, Sableye, Mawile, Wailord, Electrode, Corsola)
  • Movesets updated to be more competitive while respecting Pokémon roles

Glitch Fixes:

  • Pomeg glitch resolved
  • PRNG glitch resolved
  • Minor UI and music fixes



Known Bugs & Issues

  • Pokémon Contest inaccessible (minor)
  • Party Pokémon #5 may appear without Poké Ball in the selection screen
  • Rare evolution and move issues (e.g., Porygon → Porygon2, Substitute on new Pokémon)
  • Some missing music
  • U-Turn or Volt Switch from opponents may occasionally skip player turns
  • Fighting Snorlax may freeze the game


Screenshots

Pokemon Emerald Omega Screenshot 01Pokemon Emerald Omega Screenshot 02Pokemon Emerald Omega Screenshot 03


Download Links

Download: Mediafire

Documentation

New Moves: X-Scissor, Gunk Shot, Poison Jab, Dark Pulse, Dragon Pulse, Magnet Bomb, Aqua Jet, Power Gem, Power Whip, Focus Blast, Shadow Claw, Zen Headbutt, Brave Bird, Icicle Crash, Aqua Tail, Fairy Wind, Play Rough, Moonblast, Dazzling Gleam, Night Slash, Seed Bomb, Ice Shard, Earth Power, Iron Head, Energy Ball, Drain Punch, Payback, Air Slash, Aura Sphere, Rock Polish, Psycho Cut, Scald, Stone Edge, Bug Buzz, Force Palm, Bullet Punch, Lava Plume, Shadow Sneak, Vacuum Wave, Flash Cannon, Bulldoze, Flame Charge, Power-Up Punch, Roost, Quiver Dance, Coil, Flare Blitz, Ice Fang, Thunder Fang, Fire Fang, Hammer Arm, Close Combat, Nasty Plot, Hurricane, Rock Wrecker, Disarming Voice, Double Hit, Draining Kiss, U-Turn, Volt Switch, Draco Meteor, Cross Poison, Flower Shield, Avalanche, Discharge, Shell Smash, Razor Shell, Boomburst, Head Smash, Sucker Punch, and Petal Blizzard.

List of Added Pokémon: The newly added Pokémon include Shinx, Luxio, Luxray, Budew, Roserade, Ambipom, Mismagius, Honchkrow, Chingling, Bronzor, Bronzong, Bonsly, Mime Jr., Happiny, Gible, Gabite, Garchomp, Munchlax, Riolu, Lucario, Hippopotas, Hippowdon, Skorupi, Drapion, Croagunk, Toxicroak, Mantyke, Weavile, Magnezone, Lickilicky, Rhyperior, Tangrowth, Electivire, Magmortar, Togekiss, Yanmega, Leafeon, Glaceon, Gliscor, Mamoswine, Porygon-Z, Gallade, Probopass, Dusknoir, Froslass, Heatran, Sandile, Krokorok, Krookodile, Litwick, Lampent, Chandelure, Axew, Fraxure, Haxorus, Druddigon, Durant, Deino, Zweilous, Hydreigon, Larvesta, Volcarona, Sylveon, and a final slot reserved for a Legendary Pokémon (450).

List of Fully Evolved Pokémon That Got Stat Changes: The fully evolved Pokémon that received stat changes include the starters—Magmortar, Jynx, and Electivire—along with Sableye, Mawile, Luvdisc, Torkoal, Kecleon, Magcargo, Wailord, Electrode, Corsola, Farfetch’d, Castform, and Spinda.


Developer Information

Developer / Team: mamamama

Contributions / Tools:

  • Drayano: Original Fire Red Omega base
  • Doesn’tKnowHowToPlay: ASM routines for EVs, Physical/Special split, moves
  • Tlatchtli: Battle effects, icons, animations
  • Ipatix: DPPt music patch
  • gogojjtech: HGSS music patch
  • Jambo51: Expanded move table
  • HackMew: Research assistance
  • Pia Carrot: Dual battle scripting
  • SkyLine: Emerald Stabilization tutorial
  • LCCool95: Infinite TM system
  • Tajaro, Diegoisawesome: Scripting tutorials
  • Dreamengine, 11bayerf1, Shadowraze Spherical Ice, KDS: Move animation resources
  • Aruaruu: Event ticket flags


Source & References

Official Thread / Website: https://www.pokecommunity.com/showthread.php?t=322110


Frequently Asked Questions

How many Pokémon can I catch?
450, including post-Gen III Pokémon integrated into Emerald’s regions.

Are new moves included?
Yes, 71 moves from Gen IV–VI with full animations, plus TM adjustments.

Can I use healing items in battle?
No, items like Potions cannot be used in combat. Strategic battle items like X Attack or Dire Hit are allowed.

Are trade evolutions still required?
No. All trade evolutions have been modified to occur naturally in-game.

Is the game suitable for competitive play?
Yes. Trainers have custom IVs, EVs, natures, and movesets, and bosses always use six Pokémon.

Does it include Fairy type?
Yes. Fairy-type Pokémon are fully implemented.

Are Eggs and TMs changed?
Yes. Eggs hatch at level 1, and TMs are reusable to support higher difficulty.

Is there post-game content?
Yes. Including Cave of Memories, upgraded Frontier Brains, and a final battle with Red.


How to Play

Requirements

  • A Game Boy Advance emulator (mGBA, VisualBoyAdvance, etc.)
  • A clean Pokémon Emerald (GBA) ROM
  • The Pokémon Emerald Omega IPS patch



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