Amoonguss @ Wiki Berry  
Ability: Regenerator  
Shiny: Yes  
EVs: 192 HP / 116 Def / 164 SpA / 36 SpD  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Spore  
- Sludge Bomb  
- Hidden Power [Fire]  
- Rage Powder  

Charizard-Mega-Y @ Charizardite Y  
Ability: Drought  
Shiny: Yes  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Heat Wave  
- Solar Beam  
- Overheat  
- Protect  

Aegislash @ Leftovers  
Ability: Stance Change  
EVs: 212 HP / 252 SpA / 44 Spe  
Modest Nature  
IVs: 0 Atk  
- Shadow Ball  
- Flash Cannon  
- Substitute  
- King's Shield  

Diancie @ Weakness Policy  
Ability: Clear Body  
Shiny: Yes  
EVs: 252 HP / 108 Atk / 52 Def / 96 SpA  
Brave Nature  
IVs: 0 Spe  
- Diamond Storm  
- Moonblast  
- Trick Room  
- Protect  

Hitmontop @ Mago Berry  
Ability: Intimidate  
Shiny: Yes  
EVs: 252 HP / 80 Atk / 124 Def / 36 SpD / 16 Spe  
Careful Nature  
- Fake Out  
- Close Combat  
- Rapid Spin  
- Helping Hand  

Zygarde @ Groundium Z  
Ability: Aura Break  
EVs: 24 HP / 240 Atk / 56 SpD / 188 Spe  
Adamant Nature  
- Thousand Arrows  
- Substitute  
- Dragon Dance  
- Protect