(Pokémon) 2013 International Challenge January Master Division Team Advice?

[TheMattleHead]

I have entered the January Wi-fi battle Tournament and I have two teams that I use and both seem to do fairly well in online wi-fi battles, I use a Volt-Turn team and a Drizzle team but I am wondering given the current Meta what team should I use?
Here are my Teams;

Volt Turn:

Forretress (m) @ shed skin
Trait: Sturdy
EVs: 252 HP / 177 Def / 80 Spd
Relaxed Nature ( +D, -S)
- Toxic Spikes
- Spikes
- Rapid Spin
- Volt Switch

Rotom @ Leftovers
Trait: Levitate
EVs: 185 Hp / 4 Def / 144 SDef / 176 Spd
Modest Nature (-A, +SA)
- Volt Switch
- Will-O-Wisp
- Hydro Pump
- Hidden Power (Ice)

Landorus @ Choice Scarf
Trait: Sheer Force
EVs: 252 Atk / 4 SAtk / 252 Spd
Naive Nature (+ Spd, - SDef)
- U-Turn
- Earthquake
- Hidden Power (Ice)
- Stone Edge

Jolteon (M) @ Choice Specs
Trait: Volt Absorb
EVs: 252 SAtk / 4 SDef / 252 Spd
Timid Nature (+ S, - A)
- Volt Switch
- Thunderbolt
- Shadow Ball
- Hidden Power (Ice)

Scizor (M) @ Choice Band
Trait: Technician
EVs: 248 HP / 252 ATk / 8 Spd
Adamant Nature (+ A, - SAtk)
- U-Turn
- Bullet Punch
- Superpower
- Pursuit

Infernape (F) @ Life Orb
Trait: Blaze
EVs: 184 HP / 70 Atk / 4 SAtk / 252 Spd
Naive Nature (+ Spd, - SDef)
- U-Turn
- Overheat
- Close Combat
- Stone Edge

Drizzle Team:

Politoed (M) @ Choice Specs
Trait: Drizzle
EVs: 252 HP / 252 SAtk / 4 Spd
Modest Nature (+SA, -A)
- Hydro Pump
- Ice Beam
- Hidden Power (Grass)
- Encore

Kingdra (F) @ Choice Scarf
Trait: Swift Swim
EVs: 4 Atk / 252 SAtk / 252 Spd
Rash Nature ( + SA, - SD)
- Outrage
- Waterfall
- Draco Meteor
- Hydro Pump

Dragonite (M) @ Life Orb
Trait: Multiscale
EVs: 76 Atk / 252 SAtk / 180 Spd
Mild Nature ( +SA, - D)
- Hurricane
- Thunder
- Aqua Tail
- Roost

Vaporeon (M) @ Focus Sash
Trait: Hydration
EVs: 212 D / 252 SAtk / 44 Spd
Modest Nature ( +SA, -A)
- Surf
- Ice Beam
- Hidden Power (Grass)
- Rest

Raikou @ Air Ballon
Trait: Pressure
EVs: 252 SAtk / 4 SDef / 252 Spd
Rash Nature (+SA, -SD)
- Weather Ball
- Aura Sphere
- Calm Mind
- Thunder

Quagsire (M) @ Leftovers
Trait: Unaware
EVs: 252 HP / 4 Atk / 252 Def
Impish ( +D, -SA)
- Scald
- Substitute
- Recover
- Earthquake

I am thinking about switching something out for this as well in the Drizzle team:
Forretress (m) @ (don't know what item yet)
Trait: Sturdy
EVs: 252 HP / 177 Def / 80 Spd
Relaxed Nature ( +D, -S)
- Toxic Spikes
- Stealth Rock
- Rapid Spin
- Gyro Ball

- Thank You!