Battle Tower Team

Can anyone suggest a good battle tower team in Diamond/Pearl. :?:
So-far been working with:

Starmie - Nickname: Grand Star
Modest Nature
Natural Cure Ability
Wise Glasses / Expert Belt
6hp / 252 SpAtk / 252 Spd
Psychic / Surf / Ice Beam / Thunderbolt

Ursaring - Nickname: S.Palin :lol!:
Adamant Nature
Guts Ability
Toxic Orb
6hp / 252 Atk / 252 Spd
Protect / Crunch / Close Combat / Facade (Fake-ade or Fasad)

Garchomp - Nickname: Godzilla
Adamant Nature
Sand Veil ability
Choice Band
90 hp / 68 Atk / 252 spd
Outrage / Earthquake / Aerial Ace / Fire Fang

(Did have Jolly Tyranitar but replaced it with Ursaring)

So far managed to get to 56 with this team, before being beaten by a double team Articuno after Registeel and Regice took out Starmie. :(

I'm using a Stall oriented Sandstorm team in the Battle Tower. I ended up getting a streak of 156:

Hippowdon
Hardy Nature
Sandstream Ability
Lum Berry
252HP / 168Def / 88SpD
Roar / Slack Off / Stealth Rock / Toxic

Shuckle
Impish Nature
Gluttony Ability
Leftovers
252HP / 208 Def / 48 SpD
Knock Off / Toxic / Rest / Encore

Breloom
Adamant Nature
Toxic Heal Ability
Toxic Orb
44HP / 252Atk / 212 Spe
Substitute / Leech Seed / Focus Punch / Facade

Currently i using a double battle team which are all water type

Pingu the Empoleon
Calm nature
Sitrus berry
Surf/Flash Cannon/Ice Beam/Protect

Faye the Vaporeon
Careful Nature
Leftovers
Water pulse/Ice Beam/Rain Dance/Toxic

Skippy the swampert
Gentle Nature
Focus Stash
Earthquake/Avalance/Waterfall/Mirror Coat

Ludicolo
Quiet Nature
Lum Berry
Energy Ball/Surf/Leech Seed/Synthesis

I won so many battles with this team

My team was

Kingler(Mr Krabs)
Waterfall
Hyper Beam
Crabhammer
Surf

Sceptile(Stallworth)
Leaf Blade
Toxic
Protect
Leech Seed

Swampert(Kipzorz)
EQ
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