Pokemon Stone and Marble

It's the 7th generation of Pokemon. It's called the Cephas region. It will be released sometime in 2016.

The character customization and Pokemon Amie will be modified and add more features.

Professor Stone will give you  3 new starters and the Johto starters!

There will be 101 new pokemon.

There will be more mega evoultions and a few from Kalos.

The evil organization is Team Pebble. They're planning to steal all the fossil pokemon and the legendaries so they'll do experiments on it.

You will have 3 rivals.

There will have 510 routes.

A ground and a rock type Eevee is introduced in this regions.

Gym Battles
Sandy: She uses Ground type pokemon. She's an excellent digger. You'll get a shovel badge and a chance to use Dig.

Diamond: She uses Fairy type pokemon. She's a diamond collector. You'll get a diamond badge and a chance to use Dazzling Beam.

Liz: She's a ghost trainer. She sells real estate on abandoned haunted houses. You'll get a ghost badge and a chance to use Shadow Ball.

Ricky: He's a Rock type trainer. He's an excellent climber. You get pebble badge and a chance to use Stonedge.

Sera: She's a fire type trainer. She's a pryomanic. You get a Flaming badge and a chance to use Flame Charge.

Ulric: He's a water type trainer. He's a lifeguard. You get a raindrop badge and a chance to use Hydro Cannon.

Tyler: He's a flying type trainer. He's a pilot. You get a airplane badge and a chance to use Sky Drop

Elite Four
Erin: Dark type

Trinity: Psychic type

Drake: Dragon type

Evan: Electric type

Rivals
Megan: She has that tunsdere additude.

Tyrone: He's very ultra-competitive and tries to keep it cool if you defeat him.

Sequel
This is unknown at the time.

Pokemon
List of Pokemon in Stone and Marble