Hatterene (F) @ Rocky Helmet  
Ability: Magic Bounce  
Tera Type: Psychic  
EVs: 252 HP / 188 Def / 64 SpA / 4 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Mystical Fire  
- Psychic  
- Trick Room  
- Healing Wish  

Melmetal @ Choice Band  
Ability: Iron Fist  
Tera Type: Steel  
EVs: 252 HP / 252 Atk / 4 SpD  
Brave Nature  
IVs: 0 Spe  
- Double Iron Bash  
- Earthquake  
- Thunder Punch  
- Ice Punch  

Ursaluna @ Flame Orb  
Ability: Guts  
Tera Type: Ground  
EVs: 248 HP / 252 Atk / 8 SpD  
Brave Nature  
IVs: 0 Spe  
- Facade  
- Earthquake  
- Drain Punch  
- Play Rough  

Jirachi @ Leftovers  
Ability: Serene Grace  
Tera Type: Steel  
EVs: 188 HP / 144 Def / 176 SpD  
Relaxed Nature  
IVs: 0 Spe  
- Trick Room  
- Iron Head  
- U-turn  
- Toxic  

Iron Hands @ Choice Band  
Ability: Quark Drive  
Tera Type: Fighting  
EVs: 248 HP / 252 Atk / 8 SpD  
Brave Nature  
IVs: 0 Spe  
- Earthquake  
- Close Combat  
- Supercell Slam  
- Ice Punch  

Camerupt-Mega @ Cameruptite  
Ability: Solid Rock  
Tera Type: Fire  
EVs: 248 HP / 252 SpA / 8 SpD  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Flamethrower  
- Earth Power  
- Ancient Power  
- Flash Cannon