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Omega Alpha Adventure 20
Episode 20
Collected in Vol. 3
Chapter number 20
Location Sootopolis City
Manga series Pokémon Adventures
Previous Chapter Omega Alpha Adventure 19
Next Chapter Omega Alpha Adventure 21

Omega Alpha Adventure 20 (Japanese: EPISODE 20 Episode 20) is the 20th round of the Omega Ruby & Alpha Sapphire chapter of the Pokémon Adventures manga.


090Shellder.png This plot summary is incomplete.
Please feel free to edit this plot summary to add missing sections and complete it.

Major events

  • Zinnia reveals that the Lorekeeper will not survive the mission to ride Rayquaza into space.
  • Red, Green, Giovanni, Blaise, and Amber arrive to help.
  • Giovanni reveals that he is in possession of a Key Stone, while Blaise and Amber are revealed to have taken their Leaders' Key Stones and Mega Evolving Pokémon.
  • By using Mega Evolution, Giovanni reveals that the meteoroid may be housing a Pokémon inside of it.
  • The Hoenn Gym Leaders, Elite Four, Frontier Brains, and scientific minds come to assist in stopping the meteoroid.
  • Emerald contacts the Johto Pokédex holders to ask for assistance from Kanto and Johto.
  • Gold reveals that Norman is safe with him and the others.
  • Ruby introduces Sapphire to the Elder, who gives them a Gardevoirite for Rara and a Galladite for Kirly.
  • Steven gives Zinnia a jar of Key Stones that used to belong to Aster that were taken from the Embedded Tower.
  • Steven reveals that his Key Stone was given to him from Gurkinn.
  • Zinnia collapses from her injuries.
  • When Ruby wonders who should go on Rayquaza, Sapphire asks if he is going to back to his old ways.
  • Wallace, Juan, Tate, Liza, and Lisia arrive at Sootopolis.
  • When Sapphire sees Ruby talking to Lisia, she assumes Ruby is flirting and leaves in a huff.
  • Ruby attempts to explain himself, but Sapphire attacks by Mega Evolving Kirly, forcing Ruby to Mega Evolve Rara to defend himself.
  • Ruby tells Sapphire that he wishes to become Lorekeeper and stop the meteoroid together with her.
  • Professor Cozmo discovers that the meteoroid is the same as the Grand Meteor shard he found four years ago.
  • One of Professor Cozmo's assistants decides to name the meteoroid Grand Meteor Delta.
  • Ruby and Sapphire tell Zinnia about their plan to take over as Lorekeeper, which the latter reluctantly accepts.
  • Later, Emerald and the Trick Master tell Ruby and Sapphire that the Magma and Aqua Suits are finished, only to find the two in Contest Costumes.
For a list of all major events in the Pokémon Adventures manga, please see the timeline of events.
201 Spoilers end here. 201


Pokémon debuts





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