Galvantula @ Focus Sash  
Ability: Compound Eyes  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Thunder Wave  
- Thunder  
- Sticky Web  
- Toxic  

Necrozma-Dusk-Mane @ Weakness Policy  
Ability: Prism Armor  
EVs: 132 HP / 252 Atk / 124 Spe  
Adamant Nature  
- Dragon Dance  
- Photon Geyser  
- Sunsteel Strike  
- Earthquake  

Groudon @ Life Orb  
Ability: Drought  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Rock Polish  
- Swords Dance  
- Earthquake  
- Stone Edge  

Yveltal @ Life Orb  
Ability: Dark Aura  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Taunt  
- Oblivion Wing  
- Dark Pulse  
- Foul Play  

Eternatus @ Power Herb  
Ability: Pressure  
EVs: 112 Def / 252 SpA / 144 Spe  
Modest Nature  
IVs: 0 Atk  
- Meteor Beam  
- Dynamax Cannon  
- Flamethrower  
- Recover  

Regieleki @ Heavy-Duty Boots  
Ability: Transistor  
EVs: 24 Def / 252 SpA / 232 Spe  
Modest Nature  
IVs: 0 Atk  
- Rapid Spin  
- Volt Switch  
- Thunderbolt  
- Thunder Wave