Tyranitar-Mega @ Tyranitarite  
Ability: Sand Stream  
EVs: 168 HP / 252 Atk / 88 Spe  
Adamant Nature  
- Stone Edge  
- Stealth Rock  
- Pursuit  
- Fire Punch  

Excadrill @ Steelium Z  
Ability: Sand Rush  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Iron Head  
- Swords Dance  
- Earthquake  
- Rock Slide  

Serperior @ Leftovers  
Ability: Contrary  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Leaf Storm  
- Hidden Power [Fire]  
- Leech Seed  
- Glare  

Tornadus-Therian (M) @ Rocky Helmet  
Ability: Regenerator  
EVs: 248 HP / 8 Def / 252 Spe  
Timid Nature  
- Hurricane  
- Defog  
- Knock Off  
- U-turn  

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

Celesteela @ Leftovers  
Ability: Beast Boost  
EVs: 248 HP / 28 Def / 232 SpD  
Sassy Nature  
- Heavy Slam  
- Leech Seed  
- Flamethrower  
- Protect