Gym leaders 9-12:
Gym 9 leader: Jio. Type: ground. (m)
Pokemon 1: Sandslash lvl 47. Moves: dig, slash, defense curl, earthquake.
Pokemon 2: Nidoking lvl 49. Moves: earthquake, poison fang, horn attack, hyper beam,sand attack.
Pokemon 3: Claydol lvl 52. Moves: earthquake, psychic, will-o-wisp, hyper beam.
Gym 10 leader: Karen. Type: dragon. (f)
Pokemon 1: Bagon lvl 50. Moves: dragon dance, metal claw, dragonbreath, defense curl.
Pokemon 2: Dragonair lvl 53. Moves: dragonbreath, reflect, dragon dance, twister.
Pokemon 3: Garchomp/Flygon lvl 55. Moves: dragon dance, earthquake, hyper beam, dragon pulse.
Gym 11 leader: Jordan. Type: flying.
Pokemon 1: Pidgeotto lvl 53. Moves: drill peck, featherdance, whirlwind, air cutter.
Pokemon 2: Fearow lvl 55. Moves: drill peck, featherbrain(dance), mirror move, aerial ace.
Pokemon 3: Dodrio lvl 57. Moves: aerial ace, featherdance, steel wing, fury attack.
Pokemon 4: Skarmory lvl 59. Moves: aerial ace, iron tail, mist, sky attack.
Gym 12 leader: Michael. Type: fighting.
Pokemon 1: Machoke lvl 59. Moves: karate chop, iron defense, focus punch, mega kick.
Pokemon 2: Hitmonchan lvl 61. Moves: ice punch, thunderpunch, fire punch, mega punch.
Pokemon 3: Hitmonlee lvl 61. Moves: blaze kick, mega kick, hi-jump kick, vital throw.
Pokemon 4: Poliwrath lvl 64. Moves: muddy water, focus punch, withdraw, karate chop.
Pokemon 5: Machamp lvl 66. Moves: karate chop, vital throw, bulk up, mega punch.
(Sorry, I lost the data on leaders 5-8, so you'll have to wait for those)