Sableye-Mega @ Flame Orb  
Ability: Wonder Guard  
Level: 2  
EVs: 76 HP  
Relaxed Nature  
IVs: 0 Atk  
- Psycho Shift  
- Curse  
- Pain Split  
- Magic Coat  

Xerneas @ Shed Shell  
Ability: Magic Bounce  
EVs: 248 HP / 252 SpA / 8 Spe  
Modest Nature  
IVs: 0 Atk  
- Taunt  
- Moonblast  
- Roost  
- Spikes  

Arceus @ Toxic Orb  
Ability: Poison Heal  
EVs: 248 HP / 192 Def / 68 SpD  
Calm Nature  
IVs: 0 Atk  
- Will-O-Wisp  
- King's Shield  
- Roost  
- Boomburst  

Groudon-Primal @ Choice Band  
Ability: Mold Breaker  
EVs: 232 HP / 252 Atk / 24 Spe  
Adamant Nature  
- U-turn  
- Thousand Arrows  
- V-create  
- Ice Shard  

Slaking @ Silk Scarf  
Ability: Shadow Tag  
EVs: 252 Atk / 252 Def / 4 SpD  
Adamant Nature  
- Fake Out  
- Extreme Speed  
- Low Kick  
- Spikes  

Kyogre-Primal @ Safety Goggles  
Ability: Wonder Guard  
EVs: 248 HP / 8 Def / 252 SpD  
Sassy Nature  
IVs: 0 Atk / 0 Spe  
- Scald  
- Parting Shot  
- Roost  
- Defog