Ho-Oh @ Choice Band  
Ability: Regenerator  
Tera Type: Flying  
EVs: 248 HP / 164 Atk / 28 Def / 56 SpD / 12 Spe  
Adamant Nature  
- Sacred Fire  
- Brave Bird  
- Earthquake  
- Defog  

Arceus-Ground @ Earth Plate  
Ability: Multitype  
Tera Type: Poison  
EVs: 252 HP / 240 Def / 16 Spe  
Bold Nature  
IVs: 0 Atk  
- Judgment  
- Toxic  
- Defog  
- Recover  

Yveltal @ Choice Scarf  
Ability: Dark Aura  
Tera Type: Steel  
EVs: 80 HP / 204 Def / 224 Spe  
Jolly Nature  
- Foul Play  
- U-turn  
- Defog  
- Toxic  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 248 HP / 68 Def / 192 SpD  
Relaxed Nature  
- Stealth Rock  
- Toxic  
- Overheat  
- Precipice Blades  

Marshadow @ Choice Band  
Ability: Technician  
Tera Type: Ghost  
EVs: 4 HP / 252 Atk / 252 Spe  
Jolly Nature  
- Spectral Thief  
- Poltergeist  
- Close Combat  
- Shadow Sneak  

Diancie-Mega @ Diancite  
Ability: Clear Body  
Tera Type: Rock  
EVs: 24 HP / 32 Atk / 220 SpA / 16 SpD / 216 Spe  
Hasty Nature  
- Calm Mind  
- Diamond Storm  
- Moonblast  
- Earth Power