Toxapex @ Black Sludge  
Ability: Regenerator  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Sludge Bomb  
- Toxic Spikes  
- Recover  
- Haze  

Greninja @ Choice Band  
Ability: Protean  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Return  
- Low Kick  
- Shadow Sneak  
- Ice Punch  

Swampert @ Leftovers  
Ability: Torrent  
EVs: 252 HP / 4 Atk / 252 Def  
Relaxed Nature  
- Stealth Rock  
- Toxic  
- Earthquake  
- Roar  

Keldeo @ Waterium Z  
Ability: Justified  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Taunt  
- Calm Mind  
- Hydro Pump  
- Secret Sword  

Rotom-Wash @ Leftovers  
Ability: Levitate  
EVs: 252 HP / 124 SpD / 132 Spe  
Calm Nature  
IVs: 0 Atk  
- Volt Switch  
- Will-O-Wisp  
- Defog  
- Pain Split  

Sharpedo-Mega @ Sharpedonite  
Ability: Speed Boost  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Protect  
- Crunch  
- Psychic Fangs  
- Substitute