XY OU Please rate

[CowZix]

Hey all, can you rate my team. First OU Showdown team so may need some improvement
Macbook Pro (Metagross) @ Metagrossite
Ability: Clear Body
Shiny: Yes
EVs: 252 Atk / 4 Def / 252 Spe
Jolly Nature
- Meteor Mash
- Zen Headbutt
- Bullet Punch
- Hammer Arm
Meteor Mash is my main steel STAB move of choice, along with Zen Headbutt as a Psychic STAB. Bullet Punch is a priority move to finish off near death pokemon. Hammer Arm is a last resort to kill bulky things that are harder to deal with

Kha'Zix (Garchomp) @ Lum Berry
Ability: Rough Skin
EVs: 252 Atk / 4 Def / 252 Spe
Jolly Nature
- Stealth Rock
- Earthquake
- Outrage
- Swords Dance
Stealth Rock to weaken up pokemon that may give trouble. Earthquake as a main STAB move. Outrage to murder anything not Fairy or Steel. Swords Dance to buff the already high attack of outrage and earthquake. Lum Berry to cure confusion from outrage or burns

Casper (Gengar) @ Life Orb
Ability: Levitate
Shiny: Yes
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
- Shadow Ball
- Sludge Wave
- Substitute
- Taunt
Shadow Ball is the main STAB move of choice. Sludge wave for anything that resists Shadow Ball. Substitute to make up for horrid defenses. Taunt to get rid of pokemon that might set up hazards and status

Rotom-Wash @ Leftovers
Ability: Levitate
EVs: 248 HP / 252 Def / 8 SpD
Bold Nature
- Volt Switch
- Hydro Pump
- Will-O-Wisp
- Pain Split

The Iron Frizbee (Ferrothorn) @ Leftovers
Ability: Iron Barbs
Shiny: Yes
EVs: 252 HP / 4 Atk / 252 SpD
Sassy Nature
IVs: 0 Spe
- Spikes
- Gyro Ball
- Leech Seed
- Protect

ITS A FAIRY (Clefable) @ Leftovers
Ability: Unaware
Shiny: Yes
EVs: 252 HP / 252 Def / 4 SpA
Bold Nature
- Calm Mind
- Moonblast
- Wish
- Protect

 

[Wond3rbread]

Yo, you need to put descriptions and stuff if you want it to be a viable RMT. I'd try to add it b4 it gets locked