Slowbro-Mega @ Slowbronite  
Ability: Regenerator  
Shiny: Yes  
EVs: 252 HP / 180 Def / 76 SpD  
Bold Nature  
IVs: 0 Atk  
- Slack Off  
- Scald  
- Toxic  
- Ice Beam  

Rayquaza @ Life Orb  
Ability: Air Lock  
EVs: 252 Atk / 4 SpA / 252 Spe  
Naive Nature  
- Draco Meteor  
- Dragon Ascent  
- V-create  
- Extreme Speed  

Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 84 HP / 252 SpA / 100 SpD / 72 Spe  
Modest Nature  
IVs: 0 Atk  
- Aromatherapy  
- Geomancy  
- Moonblast  
- Thunder  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 252 HP / 4 SpA / 252 SpD  
Sassy Nature  
- Stealth Rock  
- Precipice Blades  
- Overheat  
- Roar  

Marshadow @ Marshadium Z  
Ability: Technician  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Bulk Up  
- Spectral Thief  
- Shadow Sneak  
- Close Combat  

Arceus-Fairy @ Pixie Plate  
Ability: Multitype  
EVs: 252 HP / 64 Def / 192 Spe  
Timid Nature  
IVs: 0 Atk  
- Toxic  
- Defog  
- Judgment  
- Recover