Diancie-Mega @ Diancite  
Ability: Clear Body 
EVs: 248 HP / 48 Atk / 12 Def / 8 SpA / 192 Spe  
Naive Nature  
- Magnet Rise  
- Rock Tomb  
- Diamond Storm  
- Moonblast  

Hoopa-Unbound @ Choice Band  
Ability: Magician  
EVs: 168 HP / 136 Atk / 12 Def / 192 Spe  
Adamant Nature  
- Gunk Shot  
- Hyperspace Fury  
- Zen Headbutt  
- Fire Punch  

Victini @ Icium Z  
Ability: Victory Star  
EVs: 248 HP / 128 SpA / 36 SpD / 96 Spe  
Timid Nature  
IVs: 0 Atk  
- Glaciate  
- Will-O-Wisp  
- Blue Flare  
- Taunt