[OU] Mixchomp + Mega Lopunny

Garchomp @ Life Orb  
Ability: Rough Skin  
EVs: 8 HP / 180 Atk / 68 SpA / 252 Spe  
Naive Nature  
- Outrage  
- Draco Meteor  
- Earthquake  
- Fire Blast  

Rotom-Wash @ Leftovers  
Ability: Levitate  
EVs: 248 HP / 40 Def / 220 Spe  
Bold Nature  
IVs: 0 Atk  
- Volt Switch  
- Hydro Pump  
- Will-O-Wisp  
- Thunder Wave  

Lopunny @ Lopunnite  
Ability: Limber  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Fake Out  
- High Jump Kick  
- Return  
- Power-Up Punch  

Clefable @ Leftovers  
Ability: Magic Guard  
EVs: 248 HP / 164 Def / 96 SpD  
Bold Nature  
IVs: 0 Atk  
- Calm Mind  
- Moonblast  
- Flamethrower  
- Soft-Boiled  

Tornadus-Therian @ Assault Vest  
Ability: Regenerator  
EVs: 248 HP / 8 SpA / 252 Spe  
Timid Nature  
- Hurricane  
- Heat Wave  
- Knock Off  
- U-turn  

Jirachi @ Leftovers  
Ability: Serene Grace  
EVs: 240 HP / 236 SpD / 32 Spe  
Careful Nature  
- Stealth Rock  
- Iron Head  
- Toxic  
- Healing Wish