Changes to Hoenn After Ancient Pokemon Battle - Pokemon Omega Ruby and Alpha Sapphire Guide - IGN

After defeating Kyogre or Groudon in the Cave of Origin, Hoenn will change drastically. The first thing you should do is visit Professor Birch in Littleroot

Pokemon: Everything In The Hoenn Region Changed In Omega Ruby

Changes to Hoenn After Ancient Pokemon Battle - Pokemon Omega Ruby

Post Game - Pokemon Omega Ruby and Alpha Sapphire Guide - IGN

Pokémon Omega Ruby and Alpha Sapphire - Bulbapedia, the community

Pokemon Omega Ruby And Alpha Sapphire Review - My Nintendo News

This is what happens if you didn't save the world from Primal

Changes to Hoenn After Ancient Pokemon Battle - Pokemon Omega Ruby

What's old feels new again in Pokemon Omega Ruby and Alpha Sapphire

See How Hoenn Has Changed in Pokemon Omega Ruby & Alpha

Changes to Hoenn After Ancient Pokemon Battle - Pokemon Omega Ruby

Changes to Hoenn After Ancient Pokemon Battle - Pokemon Omega Ruby

Pokémon Alpha Sapphire and Omega Ruby Review - IGN

Changes to Hoenn After Ancient Pokemon Battle - Pokemon Omega Ruby