Zacian @ Rusted Sword  
Ability: Intrepid Sword  
Level: 50  
EVs: 116 HP / 124 Atk / 4 Def / 12 SpD / 252 Spe  
Jolly Nature  
- Iron Head  
- Protect  
- Close Combat  
- Substitute  

Groudon @ Sitrus Berry  
Ability: Drought  
Level: 50  
EVs: 36 HP / 172 Atk / 4 Def / 84 SpD / 212 Spe  
Jolly Nature  
- Precipice Blades  
- Rock Slide  
- Swords Dance  
- Protect  

Charizard-Gmax (M) @ Life Orb  
Ability: Solar Power  
Level: 50  
EVs: 12 Def / 244 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Heat Wave  
- Hurricane  
- Blast Burn  
- Protect  

Regieleki @ Focus Sash  
Ability: Transistor  
Level: 50  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Volt Switch  
- Electroweb  
- Protect  
- Screech  

Grimmsnarl @ Lagging Tail  
Ability: Prankster  
Level: 50  
Gigantamax: Yes  
EVs: 236 HP / 124 Def / 148 SpD  
Careful Nature  
- Spirit Break  
- Trick  
- Light Screen  
- Scary Face  

Milotic (F) @ Leftovers  
Ability: Competitive  
Level: 50  
EVs: 244 HP / 132 Def / 12 SpA / 36 SpD / 84 Spe  
Calm Nature  
IVs: 0 Atk  
- Muddy Water  
- Coil  
- Hypnosis  
- Protect