Shuckle @ Mental Herb  
Ability: Sturdy  
Tera Type: Ghost  
EVs: 248 HP / 8 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Stealth Rock  
- Sticky Web  
- Encore  
- Final Gambit  

Arceus-Ghost @ Ghostium Z  
Ability: Multitype  
Tera Type: Ghost  
EVs: 252 Atk / 20 Def / 236 Spe  
Jolly Nature  
- Dragon Dance  
- Shadow Force  
- Taunt  
- Brick Break  

Groudon @ Red Orb  
Ability: Drought  
Tera Type: Fire  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
- Eruption  
- Precipice Blades  
- Stone Edge  
- Swords Dance  

Xerneas @ Power Herb  
Ability: Fairy Aura  
Tera Type: Electric  
EVs: 168 Def / 252 SpA / 88 Spe  
Modest Nature  
IVs: 0 Atk  
- Geomancy  
- Moonblast  
- Thunder  
- Ingrain  

Yveltal @ Life Orb  
Ability: Dark Aura  
Tera Type: Dark  
EVs: 4 Atk / 252 SpA / 252 Spe  
Mild Nature  
- Dark Pulse  
- Oblivion Wing  
- Taunt  
- Sucker Punch  

Salamence @ Salamencite  
Ability: Intimidate  
Tera Type: Dragon  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Dragon Dance  
- Double-Edge  
- Facade  
- Roost