Rayquaza-Mega @ Expert Belt  
Ability: Delta Stream  
Shiny: Yes  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Dragon Ascent  
- Extreme Speed  
- Dragon Claw  
- Dragon Dance  

Salazzle @ Black Sludge  
Ability: Corrosion  
EVs: 4 HP / 252 SpA / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Toxic  
- Sludge Bomb  
- Flamethrower  
- Nasty Plot  

Toxtricity-Low-Key @ Choice Specs  
Ability: Punk Rock  
Gigantamax: Yes  
EVs: 252 HP / 252 SpA / 4 Spe  
Modest Nature  
IVs: 0 Atk  
- Overdrive  
- Volt Switch  
- Sludge Wave  
- Boomburst  

Breloom @ Focus Sash  
Ability: Technician  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Spore  
- Mach Punch  
- Swords Dance  
- Bullet Seed  

Sandslash @ Leftovers  
Ability: Sand Veil  
EVs: 252 HP / 252 Atk / 4 SpD  
Adamant Nature  
- Earthquake  
- Stealth Rock  
- Rapid Spin  
- Rock Slide  

Gardevoir @ Leftovers  
Ability: Synchronize  
Shiny: Yes  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
- Taunt  
- Thunder Wave  
- Moonblast  
- Knock Off