Gyarados-Mega @ Gyaradosite  
Ability: Mold Breaker  
Tera Type: Water  
EVs: 252 HP / 4 Atk / 252 SpD  
Careful Nature  
- Thunder Wave  
- Waterfall  
- Earthquake  
- Stone Edge  

Tapu Bulu @ Choice Band  
Ability: Grassy Surge  
Tera Type: Rock  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Horn Leech  
- Close Combat  
- Stone Edge  
- Wood Hammer  

Victini @ Choice Band  
Ability: Victory Star  
Tera Type: Fire  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- V-create  
- Zen Headbutt  
- U-turn  
- Bolt Strike  

Ting-Lu @ Leftovers  
Ability: Vessel of Ruin  
Tera Type: Dark  
EVs: 252 HP / 4 Atk / 252 Def  
Relaxed Nature  
- Stealth Rock  
- Earthquake  
- Whirlwind  
- Ruination  

Xurkitree @ Psychium Z  
Ability: Beast Boost  
Tera Type: Ice  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Tail Glow  
- Thunderbolt  
- Hidden Power [Ice]  
- Hypnosis  

Thundurus (M) @ Heavy-Duty Boots  
Ability: Prankster  
Tera Type: Electric  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Thunder Wave  
- Defog  
- Volt Switch  
- Taunt