I've been using this on Netbattle for a while now, working pretty good.
Electrode @ Leftovers
Trait: Soundproof
EVs: 76 Atk / 180 Spd / 252 SAtk
Hasty Nature (+Spd, -Def)
- Explosion
- Hidden Power [Ice]
- Substitute
- Thunderbolt
Tyranitar (M) @ Leftovers
Trait: Sand Stream
EVs: 112 HP / 224 Atk / 172 Spd
Adamant Nature (+Atk, -SAtk)
- Dragon Dance
- Earthquake
- Rock Slide
- Taunt
Celebi @ Leftovers
Trait: Natural Cure
EVs: 240 HP / 132 Spd / 60 SAtk / 76 SDef
Calm Nature (+SDef, -Atk)
- Giga Drain
- Heal Bell
- Leech Seed
- Recover
Swampert (M) @ Leftovers
Trait: Torrent
EVs: 240 HP / 120 Atk / 84 Def / 8 Spd / 56 SDef
Relaxed Nature (+Def, -Spd)
- Earthquake
- Roar
- Rock Slide
- Surf
Skarmory (M) @ Leftovers
Trait: Sturdy
EVs: 200 HP / 88 Atk / 120 Def / 100 SDef
Impish Nature (+Def, -SAtk)
- Hidden Power [Flying]
- Rest
- Spikes
- Whirlwind
Metagross @ Leftovers
Trait: Clear Body
EVs: 160 HP / 252 Atk / 96 Spd
Adamant Nature (+Atk, -SAtk)
- Agility
- Earthquake
- Explosion
- Meteor Mash
Electrode @ Leftovers
Trait: Soundproof
EVs: 76 Atk / 180 Spd / 252 SAtk
Hasty Nature (+Spd, -Def)
- Explosion
- Hidden Power [Ice]
- Substitute
- Thunderbolt
Tyranitar (M) @ Leftovers
Trait: Sand Stream
EVs: 112 HP / 224 Atk / 172 Spd
Adamant Nature (+Atk, -SAtk)
- Dragon Dance
- Earthquake
- Rock Slide
- Taunt
Celebi @ Leftovers
Trait: Natural Cure
EVs: 240 HP / 132 Spd / 60 SAtk / 76 SDef
Calm Nature (+SDef, -Atk)
- Giga Drain
- Heal Bell
- Leech Seed
- Recover
Swampert (M) @ Leftovers
Trait: Torrent
EVs: 240 HP / 120 Atk / 84 Def / 8 Spd / 56 SDef
Relaxed Nature (+Def, -Spd)
- Earthquake
- Roar
- Rock Slide
- Surf
Skarmory (M) @ Leftovers
Trait: Sturdy
EVs: 200 HP / 88 Atk / 120 Def / 100 SDef
Impish Nature (+Def, -SAtk)
- Hidden Power [Flying]
- Rest
- Spikes
- Whirlwind
Metagross @ Leftovers
Trait: Clear Body
EVs: 160 HP / 252 Atk / 96 Spd
Adamant Nature (+Atk, -SAtk)
- Agility
- Earthquake
- Explosion
- Meteor Mash