Thundurus (M) @ Fightinium Z  
Ability: Prankster  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Nasty Plot  
- Thunderbolt  
- Focus Blast  
- Hidden Power [Ice]  

Melmetal @ Choice Band  
Ability: Iron Fist  
EVs: 180 HP / 252 Atk / 76 Spe  
Adamant Nature  
- Double Iron Bash  
- Thunder Punch  
- Superpower  
- Earthquake  

Victini @ Choice Scarf  
Ability: Victory Star  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- V-create  
- Bolt Strike  
- U-turn  
- Trick  

Mantine @ Heavy-Duty Boots  
Ability: Water Absorb  
EVs: 252 HP / 112 Def / 144 SpD  
Bold Nature  
IVs: 0 Atk  
- Scald  
- Toxic  
- Roost  
- Defog  

Hippowdon @ Leftovers  
Ability: Sand Stream  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Stealth Rock  
- Earthquake  
- Whirlwind  
- Slack Off  

Magearna @ Assault Vest  
Ability: Soul-Heart  
EVs: 252 HP / 220 SpD / 36 Spe  
Sassy Nature  
- Fleur Cannon  
- Iron Head  
- Focus Blast  
- Volt Switch