REGISLATION (Regice) @ Weakness Policy  
Ability: Clear Body  
Tera Type: Electric  
EVs: 252 HP / 4 Def / 252 SpA  
Modest Nature  
IVs: 0 Atk  
- Icy Wind  
- Thunderbolt  
- Ice Beam  
- Protect  

REGISTRATOR (Regirock) @ Muscle Band  
Ability: Clear Body  
Tera Type: Flying  
EVs: 252 HP / 252 Atk  
Adamant Nature  
- Explosion  
- Stealth Rock  
- Rock Slide  
- Body Press  

REGIMENT (Regieleki) @ Choice Band  
Ability: Transistor  
Tera Type: Normal  
EVs: 252 Atk / 252 Spe  
Adamant Nature  
- Wild Charge  
- Explosion  
- Electroweb  
- Extreme Speed  

REGIROSCOPE (Regidrago) @ Life Orb  
Ability: Dragon's Maw  
Tera Type: Dragon  
EVs: 252 Atk / 112 Def / 108 SpD / 36 Spe  
Adamant Nature  
- Explosion  
- Breaking Swipe  
- Hammer Arm  
- Protect  

REGI-JOE (Registeel) @ Leftovers  
Ability: Clear Body  
Tera Type: Steel  
EVs: 252 HP / 4 Def / 252 SpD  
Careful Nature  
- Iron Defense  
- Protect  
- Body Press  
- Heavy Slam  

REGIRDLE (Regigigas) @ Leftovers  
Ability: Slow Start  
Tera Type: Ghost  
EVs: 252 HP / 16 Atk / 240 SpD  
Adamant Nature  
- Wide Guard  
- Thunder Wave  
- Knock Off  
- Rock Slide