cowmoo (Kommo-o) @ Kommonium Z  
Ability: Soundproof  
Level: 50  
EVs: 4 HP / 4 Def / 244 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Clanging Scales  
- Focus Blast  
- Flamethrower  
- Protect  

Gengar-Mega @ Gengarite  
Ability: Shadow Tag  
Level: 50  
EVs: 4 HP / 4 Def / 244 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Sludge Bomb  
- Hex  
- Hypnosis  
- Protect  

Meowstic @ Mago Berry  
Ability: Prankster  
Level: 50  
EVs: 252 HP / 156 Def / 100 SpD  
Calm Nature  
IVs: 0 Atk  
- Fake Out  
- Gravity  
- Helping Hand  
- Thunder Wave  

Tapu Bulu @ Figy Berry  
Ability: Grassy Surge  
Level: 50  
EVs: 252 HP / 156 Atk / 4 Def / 52 SpD / 44 Spe  
Adamant Nature  
- Wood Hammer  
- Rock Tomb  
- Whirlwind  
- Protect  

Incineroar @ Assault Vest  
Ability: Intimidate  
Level: 50  
EVs: 172 HP / 116 Atk / 60 Def / 140 SpD / 20 Spe  
Adamant Nature  
- Fake Out  
- Flare Blitz  
- Knock Off  
- U-turn  

Greninja @ Choice Scarf  
Ability: Protean  
Level: 50  
EVs: 244 Atk / 220 SpA / 44 Spe  
Lonely Nature  
- Gunk Shot  
- Ice Beam  
- Dark Pulse  
- Mat Block  

Suggested updated EV spreads:
cowmoo (Kommo-o) @ Kommonium Z  
Ability: Soundproof  
Level: 50  
EVs: 4 HP / 4 Def / 244 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Clanging Scales  
- Focus Blast  
- Flamethrower  
- Protect  

Gengar-Mega @ Gengarite  
Ability: Shadow Tag  
Level: 50  
EVs: 36 Def / 220 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Sludge Bomb  
- Hex  
- Hypnosis  
- Protect  

Meowstic @ Mago Berry  
Ability: Prankster  
Level: 50  
EVs: 252 HP / 172 Def / 84 SpD  
Calm Nature  
IVs: 0 Atk  
- Fake Out  
- Gravity  
- Helping Hand  
- Thunder Wave  

Tapu Bulu @ Figy Berry  
Ability: Grassy Surge  
Level: 50  
EVs: 116 HP / 76 Atk / 4 Def / 60 SpD / 252 Spe  
Adamant Nature  
- Wood Hammer  
- Taunt  
- Superpower  
- Protect  

Incineroar @ Assault Vest  
Ability: Intimidate  
Level: 50  
EVs: 172 HP / 116 Atk / 60 Def / 140 SpD / 20 Spe  
Adamant Nature  
- Fake Out  
- Flare Blitz  
- Knock Off  
- U-turn  

Greninja @ Choice Scarf  
Ability: Protean  
Level: 50  
EVs: 244 Atk / 92 SpA / 172 Spe  
Lonely Nature  
- Gunk Shot  
- Ice Beam  
- Rock Slide  
- Mat Block