Mega Slowbro Semi Stall

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

Ferrothorn @ Leftovers
Ability: Iron Barbs
EVs: 252 HP / 88 Def / 168 SpD
Relaxed Nature
- Spikes
- Leech Seed
- Gyro Ball
- Power Whip

Heatran @ Leftovers
Ability: Flash Fire
EVs: 252 HP / 188 SpD / 68 Spe
Calm Nature
IVs: 0 Atk
- Taunt
- Toxic
- Lava Plume
- Stealth Rock

Zapdos @ Leftovers
Ability: Pressure
EVs: 252 HP / 60 Def / 180 SpD / 16 Spe
Calm Nature
IVs: 0 Atk
- Volt Switch
- Roost
- Heat Wave
- Defog

Clefable @ Leftovers
Ability: Magic Guard
EVs: 252 HP / 172 Def / 84 SpD
Calm Nature
- Calm Mind
- Moonblast
- Soft-Boiled
- Thunder Wave

Gliscor @ Toxic Orb
Ability: Poison Heal
EVs: 244 HP / 8 Def / 200 SpD / 56 Spe
Careful Nature
- Swords Dance
- Earthquake
- Knock Off
- Roost