[OU] Mega Slowbro + Choice Band Terrakion BO

Terrakion @ Choice Band
Ability: Justified
EVs: 252 Atk / 4 Def / 252 Spe
Jolly Nature
- Quick Attack
- Stone Edge
- Close Combat
- Iron Head

Garchomp @ Life Orb
Ability: Rough Skin
EVs: 252 Atk / 4 SpD / 252 Spe
Jolly Nature
- Swords Dance
- Earthquake
- Outrage
- Fire Fang

Heatran @ Leftovers
Ability: Flash Fire
EVs: 248 HP / 8 SpA / 252 Spe
Timid Nature
- Stealth Rock
- Toxic
- Lava Plume
- Earth Power

Clefable @ Leftovers
Ability: Magic Guard
EVs: 252 HP / 164 Def / 92 SpD
Relaxed Nature
IVs: 0 Spe
- Thunder Wave
- Moonblast
- Soft-Boiled
- Calm Mind

Thundurus @ Leftovers
Ability: Prankster
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
- Thunder Wave
- Thunderbolt
- Hidden Power [Ice]
- Grass Knot

Slowbro @ Slowbronite
Ability: Regenerator
EVs: 252 HP / 80 Def / 176 SpD
Bold Nature
IVs: 0 Atk
- Slack Off
- Calm Mind
- Psyshock
- Scald