Raichu-Mega-Y @ Raichunite Y  
Ability: Lightning Rod  
Tera Type: Electric  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Surf  
- Alluring Voice  
- Thunderbolt  
- Volt Switch  

Heatran @ Leftovers  
Ability: Flame Body  
Tera Type: Fire  
EVs: 252 HP / 4 SpA / 252 SpD  
Sassy Nature  
- Lava Plume  
- Earth Power  
- Heavy Slam  
- Roar  

Klefki @ Heavy-Duty Boots  
Ability: Prankster  
Tera Type: Steel  
EVs: 252 HP / 252 Def / 4 SpA  
Bold Nature  
IVs: 0 Atk  
- Thunder Wave  
- Defog  
- Dazzling Gleam  
- Foul Play  

Dondozo @ Heavy-Duty Boots  
Ability: Unaware  
Tera Type: Water  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
- Avalanche  
- Waterfall  
- Curse  
- Rest  

Baxcalibur @ Heavy-Duty Boots  
Ability: Thermal Exchange  
Tera Type: Dragon  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Glaive Rush  
- Ice Shard  
- Dragon Dance  
- Earthquake  

Garchomp @ Rocky Helmet  
Ability: Rough Skin  
Tera Type: Dragon  
EVs: 252 HP / 252 Def / 4 SpA  
Relaxed Nature  
- Flamethrower  
- Earthquake  
- Spikes  
- Dragon Tail