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

Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 168 HP / 252 SpA / 88 Spe  
Modest Nature  
IVs: 0 Atk  
- Geomancy  
- Moonblast  
- Thunder  
- Focus Blast  

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

Arceus-Dark @ Dread Plate  
Ability: Multitype  
EVs: 248 HP / 78 Def / 168 SpD / 16 Spe  
Bold Nature  
IVs: 0 Atk  
- Judgment  
- Recover  
- Toxic  
- Defog  

Arceus-Poison @ Toxic Plate  
Ability: Multitype  
EVs: 248 HP / 80 Def / 84 SpD / 96 Spe  
Timid Nature  
IVs: 0 Atk  
- Judgment  
- Recover  
- Will-O-Wisp  
- Roar  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 248 HP / 252 Def / 8 Spe  
Impish Nature  
- Stealth Rock  
- Precipice Blades  
- Toxic  
- Dragon Tail