Swampert-Mega @ Swampertite  
Ability: Torrent  
EVs: 252 HP / 80 Atk / 176 Def  
Adamant Nature  
- Earthquake  
- Protect  
- Waterfall  
- Yawn  

Sawk @ Fightinium Z  
Ability: Sturdy  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Close Combat  
- Earthquake  
- Stone Edge  
- Counter  

Aegislash @ Ghostium Z  
Ability: Stance Change  
EVs: 248 HP / 4 Atk / 252 SpA / 4 SpD  
Quiet Nature  
IVs: 0 Spe  
- Shadow Ball  
- Flash Cannon  
- Shadow Sneak  
- King's Shield