[[Rate my team] Looking for Advice]

Not a competitive player but i want to do a serious battle with a friend and this is what i got in mind, any suggestions?
 

1. Metagross @ Air Ballon

   Ability: Clear Body 

   EVs: 252 Atk / 4 SpD / 252 Spe 

   Adamant Nature 

   -Brick Break
   -Meteor Mash
   -Zen Headbutt
   -Bullet Punch 

    

2.  

   Mamoswine @ Assault Vest

    

   Ability: Thick Fat 

   EVs: 252 Hp / 4 Def / 252 Atk 

   Nat: +Def -SpA

   IVs: 0 SpA 

   -Ice Shard
   -Avalanche
   -Earthquake
   -Iron Head
    

3. Togekiss @ Life Orb 

   Ability: Serene Grace 

   EVs: 252 SpA / 4 SpD / 252 Spe 

   Nat: +SpA -Atk

   IVs: 0 Atk 

   -Air Slash
   -Psyshock
   -Hyper Voice
   -Aurasphere 

    

4. Tentacruel @ Black Sludge

   Ability: Liqud Fang

   EVs: 100 HP / 152 SpA / 252 Spd 

   Nat: +Spd -Atk

   IVs: 0 Atk 

   -Giga Drain
   -Hex
   -Scald
   -Toxic Spikes

    

5. Zoroark @ Expert Belt

   Ability: Illusion 

   EVs: 252 SpA / 4 SpD / 252 Spe 

   Nat: +Spe -Atk 

   IVs: 0 Atk

   -Flamethrower
   -Dark Pulse
   -Psychic
   -U-turn 

    

6. Luxray @ Flame Orb 

   Ability: Guts 

   EVs: 4 HP / 252 Atk / 252 Spe 

   Nat: +Atk -SpA

   IVs: 0 SpA 

   -Fire Fang
   -Volt Switch
   -Superpower
   -Wild Charge