Jirachi @ Choice Scarf  
Ability: Serene Grace  
EVs: 104 HP / 152 Atk / 252 Spe  
Jolly Nature  
- Iron Head  
- U-turn  
- Healing Wish  
- Fire Punch  

Hydreigon @ Darkinium Z  
Ability: Levitate  
EVs: 8 HP / 236 SpA / 28 SpD / 236 Spe  
Modest Nature  
IVs: 0 Atk  
- Nasty Plot  
- Dark Pulse  
- Earth Power  
- Roost  

Tapu Koko @ Choice Specs  
Ability: Electric Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Thunderbolt  
- Hidden Power [Ice]  
- Volt Switch  
- Dazzling Gleam  

Mawile-Mega @ Mawilite  
Ability: Huge Power  
EVs: 52 HP / 252 Atk / 204 Spe  
Adamant Nature  
- Play Rough  
- Thunder Punch  
- Ice Punch  
- Fire Fang  

Landorus-Therian (M) @ Leftovers  
Ability: Intimidate  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Stealth Rock  
- Earthquake  
- Hidden Power [Fire]  
- U-turn  

Rotom-Wash @ Leftovers  
Ability: Levitate  
EVs: 252 HP / 200 SpD / 56 Spe  
Calm Nature  
IVs: 0 Atk  
- Volt Switch  
- Hydro Pump  
- Pain Split  
- Defog