Charizard-Mega-Y @ Charizardite Y  
Ability: Blaze  
Tera Type: Fire  
EVs: 16 HP / 144 SpA / 96 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Weather Ball  
- Focus Blast  
- Dragon Pulse  
- Roost  

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

Landorus-Therian @ Leftovers  
Ability: Intimidate  
Tera Type: Dragon  
EVs: 248 HP / 116 Def / 144 Spe  
Jolly Nature  
- Earthquake  
- Knock Off  
- U-turn  
- Defog  

Alomomola @ Lagging Tail  
Ability: Regenerator  
Tera Type: Ground  
EVs: 4 HP / 252 Def / 252 SpD  
Relaxed Nature  
IVs: 0 Spe  
- Flip Turn  
- Wish  
- Toxic  
- Protect  

Iron Crown @ Choice Specs  
Ability: Quark Drive  
Tera Type: Psychic  
EVs: 136 HP / 92 SpA / 28 SpD / 252 Spe  
Timid Nature  
IVs: 20 Atk  
- Volt Switch  
- Tachyon Cutter  
- Psychic Noise  
- Focus Blast  

Tapu Koko @ Electrium Z  
Ability: Electric Surge  
Hidden Power: Ice  
Tera Type: Electric  
EVs: 252 Atk / 4 SpA / 252 Spe  
Naive Nature  
- Wild Charge  
- Hidden Power [Ice]  
- U-turn  
- Toxic