Mega lop+hazard stack

Nidoking @ Life Orb
Ability: Sheer Force
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Ice Beam
- Sludge Wave
- Flamethrower
- Earth Power

Ferrothorn @ Leftovers
Ability: Iron Barbs
EVs: 252 HP / 88 Def / 168 SpD
Impish Nature
- Stealth Rock
- Leech Seed
- Power Whip
- Knock Off

Latios @ Choice Scarf
Ability: Levitate
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Draco Meteor
- Psyshock
- Defog
- Trick

Zapdos @ Leftovers
Ability: Pressure
EVs: 248 HP / 8 Def / 252 Spe
Timid Nature
IVs: 1 Atk
- Discharge
- Hidden Power [Ice]
- Heat Wave
- Roost

Greninja-Ash @ Waterium Z
Ability: Battle Bond
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
- Spikes
- Hydro Pump
- Dark Pulse
- Water Shuriken

Lopunny-Mega @ Lopunnite
Ability: Limber
Happiness: 0
EVs: 252 Atk / 4 SpD / 252 Spe
Jolly Nature
- Fake Out
- Quick Attack
- Frustration
- High Jump Kick