Groudon-Primal @ Red Orb  
Ability: Drought  
EVs: 180 HP / 252 SpA / 76 Spe  
Mild Nature  
- Stealth Rock  
- Precipice Blades  
- Overheat  
- Rock Tomb  

Arceus-Ground @ Earth Plate  
Ability: Multitype  
EVs: 252 HP / 128 Def / 32 SpD / 96 Spe  
Timid Nature  
IVs: 0 Atk  
- Judgment  
- Recover  
- Ice Beam  
- Roar  

Ferrothorn @ Leftovers  
Ability: Iron Barbs  
EVs: 252 HP / 4 Def / 252 SpD  
Sassy Nature  
- Toxic  
- Spikes  
- Leech Seed  
- Gyro Ball  

Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 168 Def / 252 SpA / 88 Spe  
Modest Nature  
- Geomancy  
- Moonblast  
- Thunder  
- Focus Blast  

Yveltal @ Choice Scarf  
Ability: Dark Aura  
EVs: 248 HP / 80 SpD / 180 Spe  
Jolly Nature  
- Foul Play  
- Defog  
- U-turn  
- Oblivion Wing  

Necrozma-Dusk-Mane @ Ultranecrozium Z  
Ability: Prism Armor  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Photon Geyser  
- Earthquake  
- Outrage