Swampert-Mega @ Swampertite  
Ability: Swift Swim  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Swords Dance  
- Superpower  
- Waterfall  
- Earthquake  

Pelipper @ Damp Rock  
Ability: Drizzle  
EVs: 248 HP / 252 Def / 8 SpA  
Bold Nature  
- U-turn  
- Hurricane  
- Roost  
- Steam Eruption  

Araquanid @ Choice Band  
Ability: Water Bubble  
EVs: 248 HP / 252 Atk / 8 SpD  
Adamant Nature  
- U-turn  
- Liquidation  
- Poison Jab  
- Leech Life  

Greninja @ Focus Sash  
Ability: Protean  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- V-create  
- Gunk Shot  
- Spikes  
- Taunt  

Tapu Lele @ Choice Scarf  
Ability: Psychic Surge  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Psychic  
- Psyshock  
- Moonblast  
- Blue Flare  

Celesteela @ Leftovers  
Ability: Beast Boost  
EVs: 252 HP / 4 Def / 252 SpD  
Sassy Nature  
- Roost  
- Earthquake  
- Flamethrower  
- Heavy Slam