Harder (Giratina) @ Griseous Orb  
Ability: Prankster  
EVs: 248 HP / 252 Def / 8 Spe  
Bold Nature  
IVs: 0 Atk  
- Glare  
- Chatter  
- Roost  
- Encore  

Better (Rayquaza-Mega) @ Shed Shell  
Ability: Mold Breaker  
EVs: 64 HP / 48 Def / 252 SpA / 8 SpD / 136 Spe  
Modest Nature  
IVs: 0 Atk  
- Oblivion Wing  
- Chatter  
- Spore  
- Spikes  

Faster (Mewtwo-Mega-X) @ Choice Band  
Ability: Shadow Tag  
EVs: 60 Atk / 196 Def / 252 Spe  
Naive Nature  
- Ice Punch  
- Dragon Ascent  
- Surf  
- Close Combat  

Stronger (Gyarados-Mega) @ Lum Berry  
Ability: Huge Power  
EVs: 240 HP / 252 Atk / 16 Spe  
Adamant Nature  
- Ice Shard  
- Beat Up  
- Pursuit  
- Trick-or-Treat  

Barry Bonds (Xerneas) @ Leftovers  
Ability: Wonder Guard  
EVs: 116 HP / 4 Def / 252 SpA / 32 SpD / 104 Spe  
Modest Nature  
IVs: 0 Atk  
- Taunt  
- Substitute  
- Moonblast  
- Baton Pass  

All the Lights (Kyogre-Primal) @ Safety Goggles  
Ability: Wonder Guard  
EVs: 252 HP / 4 Def / 252 SpD  
Sassy Nature  
IVs: 0 Atk / 0 Spe  
- Parting Shot  
- Defog  
- Aromatherapy  
- Roost