Dialga-Origin @ trickroom  
Ability: rest  
Level: 99  
Tera Type: Fairy  
EVs: 252 HP / 252 Def / 252 SpD  
Sassy Nature  
IVs: 0 Atk / 0 Spe  
- Sleep Talk  
- Psycho Shift  
- Teleport  
- Parting Shot  

Slowbro-Mega @ bodypress  
Ability: cottonguard  
Tera Type: Water  
EVs: 252 HP / 252 Def / 252 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 SpA / 0 Spe  
- Fishious Rend  
- Psycho Boost  
- Glacial Lance  
- Strength Sap  

Hoopa-Unbound @ sniper  
Ability: lowkick  
Tera Type: Dark  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Brave Nature  
IVs: 0 Spe  
- Wicked Blow  
- Frost Breath  
- Lumina Crash  
- Pursuit  

Flutter Mane @ pixilate  
Ability: tailglow  
Tera Type: Normal  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Boomburst  
- Astral Barrage  
- Strength Sap  
- Torch Song  

Blissey (F) @ wish  
Ability: Imposter  
Tera Type: Ghost  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD  
Sassy Nature  
IVs: 0 Atk / 0 Spe  
- Haze  
- Metal Burst  
- Baneful Bunker  
- Heal Order  

Ho-Oh @ oblivionwing  
Ability: Triage  
Tera Type: Fire  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Swords Dance  
- V-create  
- Brave Bird  
- Glacial Lance