Celesteela @ Lagging Tail  
Ability: Magic Bounce  
Shiny: Yes  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Relaxed Nature  
IVs: 0 Spe  
- U-turn  
- Defog  
- Roost  
- Topsy-Turvy  

MK Ultra (Necrozma-Ultra) @ Choice Specs  
Ability: Adaptability  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Draco Meteor  
- Psystrike  
- Psycho Boost  
- Blue Flare  

Tyranitar-Mega @ Assault Vest  
Ability: Regenerator  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Knock Off  
- U-turn  
- Spectral Thief  
- Revelation Dance  

Kyoto Borderline (Groudon) @ Red Orb  
Ability: Levitate  
Shiny: Yes  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Moonlight  
- Thousand Arrows  
- V-create  
- U-turn  

Diancie-Mega @ Groundium Z  
Ability: Pixilate  
Shiny: Yes  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Hasty Nature  
- Spikes  
- Boomburst  
- Extreme Speed  
- Thousand Waves  

Slowbro-Mega @ Toxic Orb  
Ability: Poison Heal  
Shiny: Yes  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Relaxed Nature  
IVs: 0 Spe  
- U-turn  
- Core Enforcer  
- King's Shield  
- Topsy-Turvy