Ou team

Altaria-Mega @ Altarianite
Ability: Pixilate
Happiness: 0
EVs: 4 HP / 252 Atk / 252 Spe
Jolly Nature
- Dragon Dance
- Dragon Claw
- Frustration
- Earthquake

Electivire @ Muscle Band
Ability: Motor Drive
EVs: 4 HP / 252 Atk / 252 Spe
Jolly Nature
- Fire Punch
- Ice Punch
- Thunder Punch
- Brick Break

Garchomp @ Focus Sash
Ability: Rough Skin
EVs: 4 HP / 252 Atk / 252 Spe
Jolly Nature
- Stealth Rock
- Dragon Claw
- Earthquake
- Poison Jab

Keldeo @ Leftovers
Ability: Justified
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
- Calm Mind
- Surf
- Icy Wind
- Secret Sword

Gengar @ Life Orb
Ability: Levitate
EVs: 4 HP / 252 SpA / 252 Spe
Timid Nature
- Sludge Wave
- Psychic
- Shadow Ball
- Dazzling Gleam

Kyurem-Black @ Life Orb
Ability: Teravolt
EVs: 252 HP / 126 Atk / 130 SpA
Naughty Nature
- Ice Beam
- Earth Power
- Dragon Claw
- Shadow Claw