Ferrothorn @ Leftovers
Ability: Iron Barbs
EVs: 252 HP / 24 Def / 232 SpD
IVs: 0 Spe
Sassy Nature
- Spikes / Stealth Rock
- Leech Seed
- Power Whip
- Gyro Ball / Knock Off / Thunder Wave / Protect 

Mantine @ Leftovers
Ability: Water Absorb
EVs: 252 HP / 36 Def / 220 SpD
Calm Nature
- Roost
- Scald
- Defog
- Toxic / Haze