Eternatus @ Life Orb  
Ability: Pressure  
Tera Type: Dragon  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Dynamax Cannon  
- Sludge Bomb  
- Fire Blast  
- Recover  

Arceus @ Sky Plate  
Ability: Multitype  
Tera Type: Flying  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Judgment  
- Recover  
- Iron Defense  

Necrozma-Dusk-Mane @ Leftovers  
Ability: Prism Armor  
Tera Type: Water  
EVs: 252 HP / 120 Def / 136 SpD  
Bold Nature  
IVs: 0 Atk  
- Iron Defense  
- Calm Mind  
- Stored Power  
- Moonlight  

Ribombee @ Choice Scarf  
Ability: Shield Dust  
Tera Type: Steel  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Trick  
- Stun Spore  
- Moonblast  
- Sticky Web  

Koraidon @ Heavy-Duty Boots  
Ability: Orichalcum Pulse  
Tera Type: Fire  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Scale Shot  
- Flare Blitz  
- Low Kick  

Rayquaza @ Sky Plate  
Ability: Air Lock  
Tera Type: Flying  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Dragon Dance  
- Dragon Ascent  
- Earthquake  
- Substitute