Kommo-o @ Kommonium Z  
Ability: Soundproof  
EVs: 240 HP / 28 SpA / 184 SpD / 56 Spe  
Calm Nature  
- Clanging Scales  
- Close Combat  
- Flamethrower  
- Taunt  

Mew @ Kee Berry  
Ability: Synchronize  
EVs: 184 HP / 72 SpD / 252 Spe  
Timid Nature  
- Taunt  
- Amnesia  
- Will-O-Wisp  
- Soft-Boiled  

Dragonite @ Choice Scarf  
Ability: Multiscale  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Outrage  
- Superpower  
- Earthquake  
- Iron Head  

-

Magearna @ Fairium Z  
Ability: Soul-Heart  
EVs: 248 HP / 136 SpA / 104 SpD / 20 Spe  
Calm Nature  
- Fleur Cannon  
- Calm Mind  
- Iron Defense  
- Pain Split  

Blacephalon @ Ghostium Z  
Ability: Beast Boost  
EVs: 16 HP / 252 SpA / 240 Spe  
Timid Nature  
- Shadow Ball  
- Calm Mind  
- Mind Blown  
- Taunt  

Altaria-Mega @ Altarianite  
Ability: Cloud Nine  
EVs: 232 HP / 120 Def / 156 SpD  
Calm Nature  
- Cotton Guard  
- Hyper Voice  
- Roost  
- Fire Blast  

-

Tapu Fini @ Tapunium Z  
Ability: Misty Surge  
EVs: 228 HP / 96 Def / 68 SpA / 116 Spe  
Bold Nature  
- Nature's Madness  
- Taunt  
- Brine  
- Moonblast  

Magnezone @ Electrium Z  
Ability: Sturdy  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
- Electroweb  
- Zap Cannon  
- Metal Sound  
- Flash Cannon  

Dragonite @ Choice Scarf  
Ability: Multiscale  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Iron Head  
- Outrage  
- Earthquake  
- Superpower  

-

Tapu Lele @ Psychium Z
Ability: Psychic Surge
EVs: 248 HP / 88 Def / 28 SpD / 144 Spe
Modest Nature
- Moonblast
- Psyshock
- Reflect
- Calm Mind
 
Aegislash @ Ghostium Z
Ability: Stance Change
EVs: 252 HP / 4 Def / 252 SpA
Quiet Nature
- Shadow Ball
- King's Shield
- Shadow Sneak
- Metal Sound
 
Sawk @ Choice Scarf
Ability: Sturdy
EVs: 252 Atk / 4 SpD / 252 Spe
Adamant Nature
- Close Combat
- Poison Jab
- Ice Punch
- Stone Edge

-

Meloetta @ Normalium Z  
Ability: Serene Grace  
EVs: 248 HP / 208 Def / 20 SpA / 16 SpD / 16 Spe  
Modest Nature  
- Celebrate  
- Hyper Beam  
- Uproar  
- Laser Focus  

Smeargle @ Normalium Z  
Ability: Own Tempo  
EVs: 252 HP / 4 Def / 252 Spe  
Timid Nature  
- Substitute  
- Spore  
- Imprison  
- Transform  

Zeraora @ Electrium Z  
Ability: Volt Absorb  
EVs: 60 Atk / 168 SpA / 128 SpD / 152 Spe  
Hasty Nature  
- Plasma Fists  
- Fake Out  
- Thunder  
- Charge  

----

Charizard-Mega-X @ Charizardite X  
Ability: Tough Claws  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Outrage  
- Flare Blitz  
- Dragon Dance  
- Flame Charge  

Tapu Lele @ Psychium Z  
Ability: Psychic Surge  
EVs: 248 HP / 88 Def / 28 SpD / 144 Spe  
Modest Nature  
- Moonblast  
- Psyshock  
- Reflect  
- Calm Mind  

Sableye-Mega @ Sablenite  
Ability: Prankster  
EVs: 252 HP / 4 Def / 252 SpD  
Calm Nature  
- Recover  
- Foul Play  
- Calm Mind  
- Will-O-Wisp  

-

Tapu Lele @ Psychium Z  
Ability: Psychic Surge  
EVs: 248 HP / 88 Def / 28 SpD / 144 Spe  
Modest Nature  
IVs: 0 Atk  
- Moonblast  
- Psychic  
- Reflect  
- Taunt  

Sableye-Mega @ Sablenite  
Ability: Prankster  
EVs: 252 HP / 4 Def / 252 SpD  
Calm Nature  
- Recover  
- Foul Play  
- Calm Mind  
- Will-O-Wisp  

Salazzle (F) @ Poisonium Z  
Ability: Oblivious  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Sludge Wave  
- Overheat  
- Fake Out  
- Nasty Plot  

-

Tapu Lele @ Psychium Z  
Ability: Psychic Surge  
EVs: 248 HP / 88 Def / 28 SpD / 144 Spe  
Modest Nature  
IVs: 0 Atk  
- Moonblast  
- Psychic  
- Reflect  
- Taunt  

Aggron-Mega @ Aggronite  
Ability: Sturdy  
EVs: 252 HP / 252 Atk / 4 Def  
Brave Nature  
- Heavy Slam  
- Head Smash  
- Metal Burst  
- Earthquake  

Raikou @ Electrium Z  
Ability: Inner Focus  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
- Zap Cannon  
- Hidden Power [Fire]  
- Laser Focus  
- Calm Mind  

-

Magearna @ Fairium Z  
Ability: Soul-Heart  
EVs: 248 HP / 136 SpA / 104 SpD / 20 Spe  
Calm Nature  
- Fleur Cannon  
- Calm Mind  
- Iron Defense  
- Pain Split  

Greninja @ Petaya Berry  
Ability: Torrent  
EVs: 12 HP / 156 Def / 180 SpA / 160 Spe  
Timid Nature  
IVs: 0 Atk  
- Substitute  
- Hydro Cannon  
- Ice Beam  
- Haze  

Dragonite @ Flyinium Z  
Ability: Multiscale  
EVs: 240 HP / 252 SpA / 16 SpD  
Quiet Nature  
- Hurricane  
- Draco Meteor  
- Fire Blast  
- Extreme Speed  

-

Tapu Lele @ Psychium Z  
Ability: Psychic Surge  
EVs: 248 HP / 88 Def / 28 SpD / 144 Spe  
Modest Nature  
- Moonblast  
- Psyshock  
- Reflect  
- Calm Mind  

Garchomp @ Groundium Z  
Ability: Rough Skin  
EVs: 4 HP / 252 Atk / 252 Spe  
Jolly Nature  
- Earthquake  
- Substitute  
- Swords Dance  
- Rock Tomb  

Hoopa-Unbound @ Choice Band  
Ability: Magician  
EVs: 88 HP / 148 Atk / 92 Def / 180 Spe  
Adamant Nature  
- Gunk Shot  
- Hyperspace Fury  
- Zen Headbutt  
- Fire Punch