Quoted By:
List of features that have been removed or stopped in their continuation by Gamefreak:
>Pokénav
>Battle Frontier
>Safari Zone
>Non-spot fishing
>O-Powers
>Super Training
>Gyms
>Mega Evolutions
>Alolan Forms
>Contests
>Friend Safari
>Hidden Grottoes
>Dream Park
>GB Sounds (in terms of remakes)
>Walking with Partner feature
>Contests
>Secret Bases
>Underground
>PGS
>Seasons
>Music Changes
>Rotation Battles
>Inverse Battles
>PWT
>Fossil Pokémon
>Medals
>Difficulty Setting
>Horde Encounters
>Soaring
>Bike
>Game Corner