- The starters will now come from Generation VI.
- The difficulty is much higher.
- The Pokemon of the gym leaders are changed, not the same as before.
- Many Mega Pokemon, including Primal Groudon and Primal Kyogre. Electivire and Zekrom get their appearance also.
- The Elite Four and Champion will have Mega Pokemon in their parties.
- At Lilycove Pokemart, you can buy Mega Stone and Dawn Stone.
- No Anti Mega Stone, which means you cannot reverse the Mega Evolution Process.