UNFUNNYVOLCANOMAN (Groudon) @ Groundium Z  
Ability: Guts  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Thousand Arrows  
- Will-O-Wisp  
- Strength Sap  
- Stealth Rock  

Scizor-Mega @ Rocky Helmet  
Ability: Magic Bounce  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD  
Relaxed Nature  
IVs: 0 Spe  
- U-turn  
- Sunsteel Strike  
- Entrainment  
- Roost  

Xerneas @ Toxic Orb  
Ability: Poison Heal  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Bold Nature  
IVs: 0 Atk  
- Moonblast  
- Strength Sap  
- Quiver Dance  
- Spikes  

and? (Yveltal) @ Life Orb  
Ability: Magic Guard  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Lonely Nature  
- Brave Bird  
- High Jump Kick  
- Ice Beam  
- Recover  

Heatran @ Leftovers  
Ability: Levitate  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 188 Spe  
Relaxed Nature  
- Lava Plume  
- Spectral Thief  
- Rapid Spin  
- Recover  

Kyogre-Primal @ Leftovers  
Ability: Prankster  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Calm Nature  
IVs: 0 Atk  
- Origin Pulse  
- Will-O-Wisp  
- Haze  
- Recover