Shuckle @ Mental Herb  
Ability: Sturdy  
EVs: 252 HP / 136 Def / 120 SpD  
Bold Nature  
IVs: 0 Atk  
- Sticky Web  
- Stealth Rock  
- Encore  
- Final Gambit  

Zekrom @ Roseli Berry  
Ability: Teravolt  
EVs: 252 Atk / 4 SpA / 252 Spe  
Naive Nature  
- Bolt Strike  
- Dragon Dance  
- Draco Meteor  
- Dragon Claw  

Calyrex-Shadow @ Focus Sash  
Ability: As One (Spectrier)  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Astral Barrage  
- Nasty Plot  
- Psyshock  
- Draining Kiss  

Necrozma-Dusk-Mane @ Lum Berry  
Ability: Prism Armor  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Dragon Dance  
- Sunsteel Strike  
- Stone Edge  
- Knock Off  

Groudon @ Lum Berry  
Ability: Drought  
EVs: 100 HP / 252 Atk / 156 Spe  
Adamant Nature  
- Precipice Blades  
- Swords Dance  
- Stone Edge  
- Rock Polish  

Yveltal @ Life Orb  
Ability: Dark Aura  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
- Taunt  
- Oblivion Wing  
- Dark Pulse  
- Sucker Punch