Heatran @ Leftovers  
Ability: Flash Fire  
Tera Type: Flying  
EVs: 252 HP / 216 SpD / 40 Spe  
Calm Nature  
IVs: 0 Atk  
- Magma Storm  
- Earth Power  
- Taunt  
- Stealth Rock  

Celebi @ Covert Cloak  
Ability: Natural Cure  
Tera Type: Water  
EVs: 252 HP / 252 SpD / 4 Spe  
Calm Nature  
IVs: 0 Atk  
- Psychic  
- Shadow Ball  
- Leech Seed  
- Recover  

Suicune @ Leftovers  
Ability: Pressure  
Tera Type: Ghost  
EVs: 252 HP / 40 Def / 216 Spe  
Bold Nature  
IVs: 0 Atk  
- Scald  
- Protect  
- Calm Mind  
- Substitute  

Landorus-Therian @ Rocky Helmet  
Ability: Intimidate  
Tera Type: Water  
EVs: 252 HP / 248 Def / 8 Spe  
Impish Nature  
- Earthquake  
- U-turn  
- Toxic  
- Defog  

Diancie-Mega @ Diancite  
Ability: Magic Bounce  
Tera Type: Rock  
EVs: 4 Atk / 252 SpA / 252 Spe  
Naive Nature  
- Diamond Storm  
- Moonblast  
- Earth Power  
- Mystical Fire  

Dragonite @ Heavy-Duty Boots  
Ability: Multiscale  
Shiny: Yes  
Tera Type: Normal  
EVs: 32 HP / 252 Atk / 224 Spe  
Adamant Nature  
- Extreme Speed  
- Earthquake  
- Dragon Dance  
- Roost