The Shieldspire (Groudon-Primal) @ Choice Band  
Ability: Wonder Guard  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- V-create  
- Thousand Arrows  
- Gunk Shot  
- Trick  

The Times (Altaria-Mega) @ Shed Shell  
Ability: Magic Bounce  
EVs: 248 HP / 8 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Stealth Rock  
- Moonblast  
- Roost  
- Volt Switch  

Tentacled Beast (Swampert-Mega) @ Swampertite  
Ability: Wonder Guard  
EVs: 252 Atk / 252 SpA / 4 SpD  
Quiet Nature  
IVs: 0 Spe  
- U-turn  
- Slack Off  
- Steam Eruption  
- Defog  

The Lights (Latios-Mega) (M) @ Soul Dew  
Ability: Mold Breaker  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Shell Smash  
- Spacial Rend  
- Searing Shot  
- Energy Ball  

King of Fire (Aerodactyl-Mega) @ Choice Band  
Ability: Shadow Tag  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Diamond Storm  
- Dragon Ascent  
- Thousand Arrows  
- U-turn  

The Watcher (Diancie-Mega) @ Safety Goggles  
Ability: Pixilate  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Fake Out  
- Extreme Speed  
- Sucker Punch  
- Nuzzle