Garchomp-Mega @ Garchompite  
Ability: Rough Skin  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Earthquake  
- Swords Dance  
- Scale Shot  
- Fire Fang  

Jirachi @ Choice Scarf  
Ability: Serene Grace  
EVs: 44 HP / 212 Atk / 252 Spe  
Jolly Nature  
- Iron Head  
- U-turn  
- Trick  
- Healing Wish  

Volcarona @ Heavy-Duty Boots  
Ability: Flame Body  
EVs: 252 HP / 24 SpA / 232 Spe  
Timid Nature  
IVs: 0 Atk  
- Quiver Dance  
- Roost  
- Flamethrower  
- Psychic  

Tapu Fini @ Leftovers  
Ability: Misty Surge  
EVs: 252 HP / 60 SpD / 196 Spe  
Calm Nature  
IVs: 0 Atk  
- Defog  
- Scald  
- Moonblast  
- Taunt  

Landorus-Therian (M) @ Rocky Helmet  
Ability: Intimidate  
EVs: 252 HP / 108 Def / 148 Spe  
Impish Nature  
- Stealth Rock  
- U-turn  
- Earthquake  
- Toxic  

Tyranitar @ Choice Band  
Ability: Sand Stream  
EVs: 88 HP / 252 Atk / 168 Spe  
Adamant Nature  
- Stone Edge  
- Pursuit  
- Crunch  
- Ice Punch