Serperior @ Focus Sash  
Ability: Contrary  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Stealth Rock  
- Leaf Storm  
- Sticky Web  
- Searing Shot  

Medicham-Mega @ Medichamite  
Ability: Pure Power  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Meteor Mash  
- Mach Punch  
- High Jump Kick  
- Psycho Cut  

Gengar @ Ghostium Z  
Ability: Cursed Body  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Shadow Ball  
- Sludge Wave  
- Destiny Bond  
- Glare  

Rotom-Wash @ Leftovers  
Ability: Levitate  
EVs: 252 HP / 252 Def / 4 SpA  
Bold Nature  
IVs: 0 Atk  
- Rapid Spin  
- Volt Switch  
- Recover  
- Will-O-Wisp  

Victini @ Choice Scarf  
Ability: Victory Star  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- V-create  
- Bolt Strike  
- Final Gambit  
- U-turn  

Dragonite @ Choice Band  
Ability: Multiscale  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Extreme Speed  
- Earthquake  
- Dragon Ascent  
- Dragon Hammer