Charizard-Mega-Y @ Charizardite Y  
Ability: Drought  
Tera Type: Fire  
EVs: 252 SpA / 8 SpD / 248 Spe  
Timid Nature  
IVs: 0 Atk  
- Weather Ball  
- Air Slash  
- Solar Beam  
- Roost  

Heatran @ Choice Scarf  
Ability: Flash Fire  
Tera Type: Fire  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Eruption  
- Flamethrower  
- Earth Power  
- Flash Cannon  

Hatterene (F) @ Leftovers  
Ability: Magic Bounce  
Tera Type: Psychic  
EVs: 252 HP / 232 Def / 4 SpA  
Quiet Nature  
IVs: 0 Spe  
- Draining Kiss  
- Psyshock  
- Nuzzle  
- Calm Mind  

Great Tusk @ Rocky Helmet  
Ability: Protosynthesis  
Tera Type: Ground  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Rapid Spin  
- Stealth Rock  
- Earthquake  
- Knock Off  

Raging Bolt @ Assault Vest  
Ability: Protosynthesis  
Tera Type: Electric  
EVs: 252 HP / 252 SpA / 4 SpD  
Modest Nature  
IVs: 20 Atk  
- Draco Meteor  
- Thunderbolt  
- Thunderclap  
- Weather Ball  

Aegislash @ Weakness Policy  
Ability: Stance Change  
Tera Type: Steel  
EVs: 32 HP / 252 SpA / 4 SpD / 220 Spe  
Modest Nature  
IVs: 0 Atk  
- Shadow Ball  
- Hidden Power [Fighting]  
- Autotomize  
- King's Shield