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

Diancie-Mega @ Diancite  
Ability: Magic Bounce  
EVs: 124 Atk / 132 SpA / 252 Spe  
Hasty Nature  
- Stealth Rock  
- Moonblast  
- Diamond Storm  
- Mystical Fire  

Mew @ Heavy-Duty Boots  
Ability: Synchronize  
EVs: 248 HP / 184 Def / 76 Spe  
Bold Nature  
IVs: 0 Atk  
- Spikes  
- Roost  
- Teleport  
- Ice Beam  

Landorus-Therian (M) @ Choice Scarf  
Ability: Intimidate  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- U-turn  
- Earthquake  
- Punishment  
- Hidden Power [Fire]  

Tapu Fini @ Leftovers  
Ability: Misty Surge  
EVs: 244 HP / 72 SpD / 192 Spe  
Calm Nature  
IVs: 0 Atk  
- Scald  
- Whirlpool  
- Taunt  
- Nature's Madness  

Tangrowth @ Rocky Helmet  
Ability: Regenerator  
EVs: 244 HP / 252 Def / 8 SpD / 4 Spe  
Relaxed Nature  
- Power Whip  
- Knock Off  
- Sludge Bomb  
- Hidden Power [Ice]