Wham! (Keldeo) @ Choice Specs  
Ability: Primordial Sea  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Surf  
- Secret Sword  
- Flip Turn  
- Vacuum Wave  

Bam! (Rillaboom) @ Choice Band  
Ability: Long Reach  
Tera Type: Grass  
EVs: 252 Atk / 4 Def / 252 Spe  
Adamant Nature  
- Grassy Glide  
- Wood Hammer  
- U-turn  
- Knock Off  

Shang-a-lang (Heatran) @ Leftovers  
Ability: Desolate Land  
EVs: 252 HP / 136 SpD / 120 Spe  
Calm Nature  
IVs: 0 Atk  
- Magma Storm  
- Earth Power  
- Protect  
- Stealth Rock  

and a (Corviknight) @ Rocky Helmet  
Ability: Intimidate  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
IVs: 0 Spe  
- Brave Bird  
- U-turn  
- Roost  
- Defog  

sha-la-la-la (Slowking) @ Heavy-Duty Boots  
Ability: Shadow Shield  
EVs: 252 HP / 4 Def / 252 SpD  
Sassy Nature  
IVs: 0 Atk / 0 Spe  
- Chilly Reception  
- Slack Off  
- Future Sight  
- Scald  

la-la thiiing (Great Tusk) @ Assault Vest  
Ability: Regenerator  
Tera Type: Ice  
EVs: 252 HP / 4 Atk / 252 Spe  
Jolly Nature  
- Knock Off  
- Headlong Rush  
- Ice Spinner  
- Rapid Spin