Groudon-Primal @ Red Orb  
Ability: Desolate Land  
Tera Type: Ground  
EVs: 248 HP / 140 Def / 120 SpD  
Relaxed Nature  
- Spikes  
- Toxic  
- Precipice Blades  
- Overheat  

Yveltal @ Choice Scarf  
Ability: Dark Aura  
Tera Type: Steel  
EVs: 252 HP / 32 Def / 224 Spe  
Timid Nature  
- Foul Play  
- U-turn  
- Sucker Punch  
- Defog  

Arceus-Ground @ Earth Plate  
Ability: Multitype  
Tera Type: Water  
EVs: 20 HP / 252 Atk / 16 Def / 220 Spe  
Adamant Nature  
- Dragon Dance  
- Taunt  
- Earthquake  
- Stone Edge  

Eternatus @ Power Herb  
Ability: Pressure  
Tera Type: Fairy  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Fire Spin  
- Meteor Beam  
- Dynamax Cannon  
- Recover  

Zacian-Crowned @ Rusted Sword  
Ability: Intrepid Sword  
Tera Type: Fighting  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Behemoth Blade  
- Wild Charge  
- Close Combat  

Diancie-Mega @ Diancite  
Ability: Magic Bounce  
Tera Type: Rock  
EVs: 8 HP / 96 Def / 184 SpA / 220 Spe  
Hasty Nature  
- Substitute  
- Moonblast  
- Earth Power  
- Diamond Storm