Kangaskhan-Mega @ Kangaskhanite  
Ability: Scrappy  
EVs: 52 HP / 180 Atk / 36 Def / 8 SpD / 232 Spe  
Jolly Nature  
- Power-Up Punch  
- Seismic Toss  
- Sucker Punch  
- Body Slam  

Giratina-Origin @ Griseous Orb  
Ability: Levitate  
EVs: 248 HP / 208 SpA / 52 SpD  
Modest Nature  
- Defog  
- Hex  
- Dragon Pulse  
- Thunder Wave  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 252 HP / 80 Def / 176 SpD  
Sassy Nature  
- Stealth Rock  
- Precipice Blades  
- Roar  
- Toxic  

Tyranitar @ Choice Band  
Ability: Sand Stream  
EVs: 228 Atk / 28 Def / 252 Spe  
Adamant Nature  
- Stone Edge  
- Crunch  
- Pursuit  
- Foul Play  

Arceus-Grass @ Meadow Plate  
Ability: Multitype  
EVs: 80 HP / 176 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Grass Knot  
- Ice Beam  
- Fire Blast  
- Recover  

Xerneas @ Choice Scarf  
Ability: Fairy Aura  
EVs: 4 Def / 252 SpA / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Moonblast  
- Toxic  
- Aromatherapy  
- Hidden Power [Fire]