The seventh gym is in Mossdeep City led by Psychic-type users Tate and Liza—yes, there are two, which means it’s a double battle. Their only two Pokémon are Solrock and Lunatone but easy as that may sound, it can be a nightmare if you’re ill-prepaared.
In Pokemon Sapphire, Ruby and Emerald the 7th Gym that's located in Mossdeep City has Psychic type Pokemon.
Water, dark and grass Pokemon
Press the switches to move around the statues and use the portals to the navigate your way to the gym leader's.
sootopolis city, after u awake rayquaza. the gym leader is juan, changed from ruby/Sapphire Wallace
The seventh gym badge in Emerald is located in Mossdeep City.
Twins Liza and Tate in Moss deep City, they use physicic Pokemon
He is the Pokemon League Champion.
The seventh gym leader is Candice, the Ice Type leader. She is at Snowpoint City.
Flannerry is the gym leader of the lavaridge town gym.
You find him in the last Gym in Sootoolis City.He is the last Gym leader
get a pokemon, then you train it, get it really strong, and beat th ecrap out of all the 7th leader's pokemon. Its easy.
the seventh gym is at sekka city