Tangela @ Eviolite  
Ability: Chlorophyll  
EVs: 252 HP / 252 Def / 4 Spe  
Bold Nature  
IVs: 0 Atk  
- Leech Seed  
- Substitute  
- Protect  
- Infestation  

Carracosta @ Waterium Z  
Ability: Sturdy  
EVs: 16 Atk / 252 SpA / 240 Spe  
Naive Nature  
- Stone Edge  
- Shell Smash  
- Hydro Pump  
- Aqua Jet  

Meloetta @ Normalium Z  
Ability: Serene Grace  
EVs: 248 HP / 132 Def / 56 SpA / 16 SpD / 56 Spe  
Modest Nature  
IVs: 0 Atk  
- Hyper Beam  
- Calm Mind  
- Laser Focus  
- Shadow Ball  

Charizard-Mega-X @ Charizardite X  
Ability: Blaze  
EVs: 48 HP / 96 Atk / 112 Def / 252 Spe  
Jolly Nature  
- Outrage  
- Flare Blitz  
- Dragon Dance  
- Substitute  

Serperior @ Leftovers  
Ability: Contrary  
EVs: 236 HP / 20 Def / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Leaf Storm  
- Leech Seed  
- Protect  
- Substitute  

Magearna @ Fightinium Z  
Ability: Soul-Heart  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Fleur Cannon  
- Focus Blast  
- Calm Mind  
- Magnet Rise