Arcanine (M) @ Safety Goggles  
Ability: Intimidate  
Level: 50  
EVs: 252 HP / 100 Spe  
Timid Nature  
- Burn Up  
- Dragon Pulse  
- Will-O-Wisp  
- Morning Sun  

Primarina (M) @ Choice Scarf  
Ability: Torrent  
Level: 50  
EVs: 52 HP / 28 Def / 140 SpA / 36 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Hydro Pump  
- Moonblast  
- Perish Song  
- Psychic  

Tangrowth (M) @ Rocky Helmet  
Ability: Regenerator  
Level: 50  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
- Giga Drain  
- Earthquake  
- Knock Off  
- Reflect  

Urshifu-Gmax (M) @ Focus Sash  
Ability: Unseen Fist  
Level: 50  
Gigantamax: Yes  
EVs: 4 HP / 252 Atk / 252 Spe  
Jolly Nature  
- Close Combat  
- Wicked Blow  
- Sucker Punch  
- Counter  

yep this is missing 4 EV allocation (Reuniclus) (M) @ Flame Orb  
Ability: Magic Guard  
Level: 50  
EVs: 252 HP / 236 Def / 4 SpD / 12 Spe  
Bold Nature  
- Psyshock  
- Trick  
- Calm Mind  
- Recover  

Blissey (F) @ Leftovers  
Ability: Serene Grace  
Level: 50  
EVs: 252 Def / 188 SpD / 68 Spe  
Bold Nature  
IVs: 24 Atk  
- Tri Attack  
- Substitute  
- Calm Mind  
- Soft-Boiled