Charizard-Mega-Y @ Charizardite Y  
Ability: Blaze  
Tera Type: Fire  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Heat Wave  
- Solar Beam  
- Scorching Sands  
- Protect  

Heatran @ Life Orb  
Ability: Flash Fire  
Tera Type: Grass  
EVs: 4 Def / 252 SpA / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Heat Wave  
- Flash Cannon  
- Earth Power  
- Protect  

Great Tusk @ Assault Vest  
Ability: Protosynthesis  
Tera Type: Steel  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Headlong Rush  
- Head Smash  
- Close Combat  
- Heavy Slam  

Nihilego @ Power Herb  
Ability: Beast Boost  
Tera Type: Grass  
EVs: 16 Def / 252 SpA / 240 Spe  
Timid Nature  
IVs: 0 Atk  
- Meteor Beam  
- Power Gem  
- Sludge Bomb  
- Protect  

Tornadus (M) @ Flyinium Z  
Ability: Prankster  
Tera Type: Flying  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Bleakwind Storm  
- Tailwind  
- Sunny Day  
- Protect  

Rillaboom @ Miracle Seed  
Ability: Grassy Surge  
Tera Type: Grass  
EVs: 244 HP / 252 Atk / 12 Spe  
Adamant Nature  
- Fake Out  
- Grassy Glide  
- Wood Hammer  
- U-turn