Dugtrio @ Life Orb  
Ability: Arena Trap  
Tera Type: Ground  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Earthquake  
- Toxic  
- Protect  
- Substitute  

Arceus-Dragon @ Dragonium Z  
Ability: Multitype  
Tera Type: Dragon  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Dragon Dance  
- Outrage  
- Taunt  
- Recover  

Dialga @ Leftovers  
Ability: Pressure  
Tera Type: Fairy  
EVs: 252 HP / 4 SpA / 252 SpD  
Sassy Nature  
- Draco Meteor  
- Heavy Slam  
- Stealth Rock  
- Roar  

Spectrier @ Choice Specs  
Ability: Grim Neigh  
Tera Type: Ghost  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Shadow Ball  
- Hex  
- Will-O-Wisp  
- Curse  

Magearna @ Leftovers  
Ability: Soul-Heart  
Tera Type: Water  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Fleur Cannon  
- Spikes  
- Heart Swap  
- Volt Switch  

Landorus-Therian @ Choice Scarf  
Ability: Intimidate  
Tera Type: Water  
EVs: 96 HP / 208 Atk / 204 Spe  
Jolly Nature  
- Toxic  
- Earthquake  
- U-turn  
- Defog