Diancie-Mega @ Diancite  
Ability: Magic Bounce  
Tera Type: Rock  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Moonblast  
- Earth Power  
- Mystical Fire  
- Power Gem  

Volcarona @ Heavy-Duty Boots  
Ability: Flame Body  
Hidden Power: Ground  
Tera Type: Bug  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Quiver Dance  
- Flamethrower  
- Bug Buzz  
- Hidden Power [Ground]