Bulky offense

Keldeo @ Leftovers
Ability: Justified
EVs: 4 Def / 252 SpA / 252 Spe
Timid Nature
IVs: 0 Atk
- Calm Mind
- Substitute
- Scald
- Secret Sword

Clefable @ Leftovers
Ability: Magic Guard
EVs: 252 HP / 252 Def / 4 SpD
Bold Nature
IVs: 0 Atk
- Stealth Rock
- Soft-Boiled
- Moonblast
- Flamethrower

Latias @ Life Orb
Ability: Levitate
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Draco Meteor
- Psychic
- Roost
- Defog

Bisharp @ Black Glasses
Ability: Defiant
EVs: 252 Atk / 4 SpD / 252 Spe
Adamant Nature
- Swords Dance
- Iron Head
- Knock Off
- Sucker Punch

Amoonguss @ Black Sludge
Ability: Regenerator
EVs: 252 HP / 184 Def / 72 SpD
Calm Nature
IVs: 0 Atk
- Spore
- Giga Drain
- Hidden Power [Fire]
- Clear Smog

Gliscor @ Toxic Orb
Ability: Poison Heal
EVs: 244 HP / 168 SpD / 96 Spe
Careful Nature
- Swords Dance
- Earthquake
- Knock Off
- Taunt