Dreamteam Version I

Genesect @ Choice Scarf
Trait: Download
EVs: 4 HP / 252 SAtk / 252 Spd
Naive Nature (+Spd, -SDef)
- Flamethrower
- Ice Beam
- Thunderbolt
- U-turn

Celebi @ Leftovers
Trait: Natural Cure
EVs: 220 HP / 252 SAtk / 36 Spd
Modest Nature (+SAtk, -Atk)
- Nasty Plot
- Giga Drain
- Hidden Power [Fire]
- Earth Power

Haxorus (M) @ Choice Band
Trait: Mold Breaker
EVs: 36 HP / 252 Atk / 220 Spd
Adamant Nature (+Atk, -SAtk)
- Outrage
- Earthquake
- Superpower
- Aqua Tail

Vaporeon (M) @ Leftovers
Trait: Water Absorb
EVs: 248 HP / 252 Def / 8 SDef
Bold Nature (+Def, -Atk)
- Wish
- Protect
- Scald
- Ice Beam

Heatran (M) @ Leftovers
Trait: Flash Fire
EVs: 248 HP / 252 SDef / 8 Spd
Calm Nature (+SDef, -Atk)
- Lava Plume
- Stealth Rock
- Protect
- Toxic

Terrakion @ Rock Gem
Trait: Justified
EVs: 4 HP / 252 Atk / 252 Spd
Jolly Nature (+Spd, -SAtk)
- Rock Polish
- Swords Dance
- Close Combat
- Stone Edge