- Steven studies strange murals found in Granite Cave alongside Ultima.
- Fearing another disaster will strike Hoenn, Steven decides to have Ruby, Sapphire, and Emerald learn Mega Evolution.
- It is revealed that Ruby has a Mega Bracelet and Latios and Latias have their respective Mega Stones.
- Steven contacts his father and sends him the strange murals found in Granite Cave.
- Ruby and Latios travel to the Sky Pillar after using Mega Evolution for the first time.
- It is revealed that Steven has the Mega Stones for the respective Hoenn starter evolutions.
- Ruby meets Zinnia and battles her.
- Ruby manages to beat Zinnia and asks for her help to stop the crisis about to hit Hoenn.
- An asteroid is expected to hit Hoenn in 10 days.
- Both Sapphire and Emerald master Mega Evolution.
- Ruby reveals that he and Emerald learned about the meteoroid from Steven prior to asking Zinnia.
- Mr. Stone tells everyone to head to Sea Mauville.
- Amber returns to the Team Aqua Hideout and finds Blaise, who proposes they team up.
- Blaise reveals he saw Giovanni taking the Ruby and Sapphire after the battle in Sootopolis City.
- Blaise tells Amber that the Red and Blue Orbs have returned to Hoenn.
- Amber agrees to team up with Blaise.
- Blaise notes to himself that the Red and Blue Orbs can unlock another secret with Groudon and Kyogre.
- Gabby tells Ty that she intends on investigating Ruby's strange statement from earlier.
- Absol appears in front of Gabby and Ty and asks them to come with it.
- Sapphire and Emerald's group arrives at Sea Mauville.
- Sapphire meets Plusle and Minun again.
- Ultima and Mr. Briney talk about the Absorber that Mr. Stone used.
- As Emerald goes to relieve himself, a mysterious ring appears behind him.
- Emerald encounters a mysterious Pokémon and battles it.
- Steven assists Emerald and reveals that he can use Mega Evolution as well.
- Ruby and Latios leave the Sky Pillar.
- Ruby reveals he learned about Zinnia through Courtney's memory lighter.
- Zinnia is revealed to have been the one who told Team Magma about Groudon.
- As Ruby and Latios head back, they are attacked by three Draconids.
- The Draconids attack Ruby.
- The Draconids reveal that a person named Aster was destined to stop the meteoroid, but her death led Zinnia into taking up her role in her place.
- Pieces of the meteoroid fall onto the planet and knock Ruby and Latios into the sea.
- Ruby wakes up in a cave and is told by Latios that a Diancie rescued them.
- Latios and Latias show Ruby where Sapphire and Emerald are.
- Mr. Stone and Steven begin using the Absorber to drain the energy from Chic and Sceptile's Mega-Evolved states.
- Ruby decides to not side with Devon or Zinnia and instead aims to take up the role of controlling Rayquaza and stop the meteoroid by himself.