Yveltal @ Choice Band  
Ability: Dark Aura  
EVs: 252 Atk / 32 Def / 224 Spe  
Adamant Nature  
- Knock Off  
- U-turn  
- Foul Play  
- Sucker Punch  

Tyranitar-Mega @ Chesto Berry  
Ability: Sand Stream  
Tera Type: Rock  
EVs: 248 HP / 156 Def / 104 SpD  
Impish Nature  
- Pursuit  
- Foul Play  
- Toxic  
- Rest  

Cramorant-Gorging @ Focus Sash  
Ability: Gulp Missile  
Tera Type: Flying  
EVs: 248 HP / 204 Def / 56 Spe  
Bold Nature  
IVs: 0 Atk  
- Surf  
- Icy Wind  
- Defog  
- Roost  

Diancie-Mega @ Choice Scarf  
Ability: Magic Bounce  
Tera Type: Rock  
EVs: 80 Atk / 252 SpA / 176 Spe  
Naive Nature  
- Diamond Storm  
- Moonblast  
- Earth Power  
- Heal Bell  

Arceus-Ground @ Earth Plate  
Ability: Multitype  
Tera Type: Ground  
EVs: 248 HP / 136 Def / 124 Spe  
Bold Nature  
IVs: 0 Atk  
- Calm Mind  
- Ice Beam  
- Judgment  
- Recover  

Groudon-Primal @ Groundium Z  
Ability: Desolate Land  
Tera Type: Ground  
EVs: 152 HP / 204 Atk / 152 Spe  
Adamant Nature  
- Stealth Rock  
- Dragon Tail  
- Precipice Blades  
- Stone Edge