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

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

Gengar-Mega @ Gengarite  
Ability: Cursed Body  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Shadow Ball  
- Sludge Wave  
- Taunt  
- Icy Wind  

Zygarde-Complete @ Groundium Z  
Ability: Power Construct  
EVs: 228 Atk / 48 SpD / 232 Spe  
Adamant Nature  
- Substitute  
- Dragon Dance  
- Protect  
- Thousand Arrows  

Kyogre-Primal @ Blue Orb  
Ability: Primordial Sea  
EVs: 252 Atk / 4 SpA / 252 Spe  
Lonely Nature  
- Liquidation  
- Thunder  
- Ice Beam  
- Earthquake  

Yveltal @ Rocky Helmet  
Ability: Dark Aura  
EVs: 96 HP / 252 Def / 160 Spe  
Impish Nature  
IVs: 0 Atk  
- Defog  
- Toxic  
- Roost  
- Foul Play