Is this a good team?

[Carljeff]

Ok, here it is:

Sceptile
Lv: 100
Attack:192
Defense:175
Sp. Atk: 260
Sp. Def: 211
Speed: 290

Moveset:
Leaf Blade----Giga Drain----Rock Tomb----Hyper Beam

Charizard
Lv: 100
Attack: 245
Defense: 193
Sp. Atk: 267
Sp. Def: 194
Speed: 248
Moveset:
Blast Burn----Heat Wave----Solar Beam----Fly

Empoleon
Lv: 70
Attack: 142
Defense: 151
Sp. Atk: 200
Sp. Def: 138
Speed: 121
Moveset:
Surf----Waterfall----Hydro Cannon----Rock Climb

Luxray
Lv: 58
Attack: 173
Defense: 123
Sp. Atk: 116
Sp. Def: 115
Speed: 130
Moveset:
Crunch----Thunder----Thunder Fang----Strength

Dialga
Lv: 55
Attack: 171
Defense: 150
Sp. Atk: 173
Sp. Def: 110
Speed: 120
Moveset:
Rock Smash----Shadow Claw----Blizzard----Roar of Time

Mewtwo
Lv: 87
Attack: 237
Defense: 185
Sp. Atk: 357
Sp. Def: 189
Speed: 243
Moveset:
Psychic----Swift----Body Slam----Strength




So how am I?Just so you know I'm trying to train that Luxray right now.My Dialga I might train soon but they're much harder to train.