Victini @ Normalium Z  
Ability: Victory Star  
EVs: 4 Def / 252 SpA / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Celebrate  
- Stored Power  
- Focus Blast  
- Taunt  

Serperior @ Choice Scarf  
Ability: Contrary  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Leaf Storm  
- Knock Off  
- Defog  
- Glare  

Celesteela @ Assault Vest  
Ability: Beast Boost  
EVs: 224 HP / 248 Atk / 36 Spe  
Adamant Nature  
- Heavy Slam  
- Earthquake  
- Flamethrower  
- Explosion  

Tyranitar-Mega @ Tyranitarite  
Ability: Sand Stream  
EVs: 20 HP / 252 Atk / 236 Spe  
Jolly Nature  
- Pursuit  
- Stone Edge  
- Ice Punch  
- Fire Punch  

Tapu Fini @ Wiki Berry  
Ability: Misty Surge  
EVs: 192 HP / 216 SpA / 100 Spe  
Modest Nature  
IVs: 0 Atk  
- Calm Mind  
- Taunt  
- Moonblast  
- Surf  

Landorus-Therian (M) @ Rocky Helmet  
Ability: Intimidate  
EVs: 252 HP / 204 Def / 44 SpD / 8 Spe  
Impish Nature  
- Stealth Rock  
- Toxic  
- Defog  
- Earthquake