What series 6 doubles teams are you playing? I copied this team from MoxieBoosted and it's pretty good.

Kommo-o @ Roseli Berry
Ability: Overcoat
Level: 50
EVs: 36 HP / 252 Atk / 220 Spe
Jolly Nature
- Clangorous Soul
- Drain Punch
- Dragon Claw
- Protect

Bisharp @ Focus Sash
Ability: Defiant
Level: 50
Shiny: Yes
EVs: 4 HP / 252 Atk / 252 Spe
Jolly Nature
- Iron Head
- Lash Out
- Sucker Punch
- Taunt

Volcarona @ Coba Berry
Ability: Flame Body
Level: 50
EVs: 36 HP / 60 Def / 4 SpA / 156 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Heat Wave
- Struggle Bug
- String Shot
- Rage Powder

Tsareena (F) @ Assault Vest
Ability: Queenly Majesty
Level: 50
EVs: 252 HP / 252 Atk / 4 SpD
Adamant Nature
- Trop Kick
- U-turn
- High Jump Kick
- Play Rough

Politoed @ Sitrus Berry
Ability: Drizzle
Level: 50
EVs: 252 HP / 252 Def / 4 SpA
Bold Nature
IVs: 0 Atk
- Icy Wind
- Scald
- Helping Hand
- Protect

Kingdra (F) @ Life Orb
Ability: Swift Swim
Level: 50
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Hurricane
- Draco Meteor
- Muddy Water
- Protect