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

Changes to Hoenn After Ancient Pokemon Battle - Pokemon Omega Ruby

Pokémon Alpha Sapphire - Episode 13 - Lisia & Slateport City

Changes to Hoenn After Ancient Pokemon Battle - Pokemon Omega Ruby

Changes to Hoenn After Ancient Pokemon Battle - Pokemon Omega Ruby

Changes to Hoenn After Ancient Pokemon Battle - Pokemon Omega Ruby

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

Pokémon Alpha Sapphire and Omega Ruby Review - IGN

Pokemon Alpha Sapphire Review: Can't Go Hoenn Again

Catching Pokemon - Exploring Hoenn - Introduction

Pokémon Alpha Sapphire and Omega Ruby Review - IGN

Super-Secret Bases - Pokemon Omega Ruby and Alpha Sapphire Guide - IGN

Pokémon Omega Ruby and Pokémon Alpha Sapphire : The Official Hoenn

Pokémon Omega Ruby & Alpha Sapphire Versions 3DS Review: All Grown

Changes to Hoenn After Ancient Pokemon Battle - Pokemon Omega Ruby

See How Hoenn Has Changed in Pokemon Omega Ruby & Alpha