Palkia @ Life Orb  
Ability: Pressure  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Hydro Pump  
- Spacial Rend  
- Thunder  
- Fire Blast  

Arceus-Ground @ Groundium Z  
Ability: Multitype  
EVs: 4 HP / 252 Atk / 252 Spe  
Jolly Nature  
- Earthquake  
- Stone Edge  
- Swords Dance  
- Substitute  

Yveltal @ Choice Scarf  
Ability: Dark Aura  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- U-turn  
- Dark Pulse  
- Oblivion Wing  
- Defog  

Shuckle @ Mental Herb  
Ability: Sturdy  
EVs: 248 HP / 8 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Infestation  
- Sticky Web  
- Toxic  
- Encore  

Magearna @ Leftovers  
Ability: Soul-Heart  
EVs: 252 HP / 4 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Heart Swap  
- Fleur Cannon  
- Volt Switch  
- Pain Split  

Groudon @ Red Orb  
Ability: Drought  
EVs: 252 HP / 56 Def / 200 SpD  
Relaxed Nature  
- Stealth Rock  
- Precipice Blades  
- Overheat  
- Toxic