Arceus-Fairy @ Pixie Plate  
Ability: Multitype  
Tera Type: Water  
EVs: 248 HP / 136 Def / 108 SpD / 16 Spe  
Calm Nature  
IVs: 0 Atk  
- Taunt  
- Toxic  
- Judgment  
- Recover  

Venusaur-Mega @ Venusaurite  
Ability: Thick Fat  
Shiny: Yes  
Tera Type: Grass  
EVs: 252 HP / 252 Def / 4 SpA  
Bold Nature  
IVs: 0 Atk  
- Leech Seed  
- Grass Knot  
- Synthesis  
- Toxic  

Yveltal @ Life Orb  
Ability: Dark Aura  
Tera Type: Flying  
EVs: 4 Atk / 252 SpA / 252 Spe  
Naive Nature  
- Oblivion Wing  
- Sucker Punch  
- Heat Wave  
- Dark Pulse  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
Tera Type: Ground  
EVs: 248 HP / 69 Def / 192 SpD  
Sassy Nature  
- Precipice Blades  
- Overheat  
- Toxic  
- Stealth Rock  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
Tera Type: Grass  
EVs: 248 HP / 208 Def / 52 SpD  
Impish Nature  
- Sacred Fire  
- Recover  
- Defog  
- Thunder Wave  

Giratina-Origin @ Griseous Core  
Ability: Levitate  
Tera Type: Poison  
EVs: 108 HP / 96 Def / 252 SpA / 32 SpD / 20 Spe  
Modest Nature  
- Draco Meteor  
- Hex  
- Will-O-Wisp  
- Dragon Tail