Latios-Mega (M) @ Latiosite  
Ability: Levitate  
EVs: 4 Atk / 252 SpA / 252 Spe  
Naive Nature  
- Psychic  
- Earthquake  
- Ice Beam  
- Roost  

Magearna @ Fairium Z  
Ability: Soul-Heart  
EVs: 184 HP / 96 SpA / 228 Spe  
Modest Nature  
IVs: 0 Atk  
- Calm Mind  
- Fleur Cannon  
- Focus Blast  
- Shift Gear  

Tyranitar @ Choice Band  
Ability: Sand Stream  
EVs: 40 HP / 252 Atk / 48 SpD / 168 Spe  
Adamant Nature  
- Stone Edge  
- Superpower  
- Crunch  
- Pursuit  

Landorus-Therian @ Choice Scarf  
Ability: Intimidate  
EVs: 64 HP / 140 Atk / 92 Def / 212 Spe  
Naive Nature  
- U-turn  
- Explosion  
- Earthquake  
- Hidden Power [Fire]  

Tapu Fini @ Leftovers  
Ability: Misty Surge  
EVs: 248 HP / 96 Def / 144 SpD / 20 Spe  
Calm Nature  
IVs: 0 Atk  
- Defog  
- Moonblast  
- Nature's Madness  
- Taunt  

Jirachi @ Leftovers  
Ability: Serene Grace  
EVs: 240 HP / 192 SpD / 76 Spe  
Careful Nature  
- Stealth Rock  
- Fire Punch  
- Iron Head  
- U-turn