Metagross-Mega @ Metagrossite  
Ability: Clear Body  
Level: 50  
EVs: 44 HP / 164 Atk / 44 Def / 4 SpD / 252 Spe  
Jolly Nature  
- Iron Head  
- Zen Headbutt  
- Substitute  
- Protect  

Hydreigon @ Choice Specs  
Ability: Levitate  
Level: 50  
EVs: 60 HP / 180 Def / 132 SpA / 4 SpD / 132 Spe  
Modest Nature  
- Draco Meteor  
- Dark Pulse  
- Earth Power  
- Flamethrower  

Landorus-Therian @ Choice Band  
Ability: Intimidate  
Level: 50  
EVs: 164 HP / 60 Atk / 4 Def / 28 SpD / 252 Spe  
Jolly Nature  
- Earthquake  
- Superpower  
- U-turn  
- Rock Slide  

Thundurus @ Sitrus Berry  
Ability: Prankster  
Level: 50  
EVs: 212 HP / 104 Def / 4 SpA / 76 SpD / 108 Spe  
Timid Nature  
IVs: 0 Atk / 30 Def  
- Thunderbolt  
- Hidden Power [Ice]  
- Taunt  
- Thunder Wave  

Terrakion @ Focus Sash  
Ability: Justified  
Level: 50  
EVs: 4 HP / 252 Atk / 252 Spe  
Jolly Nature  
- Close Combat  
- Rock Slide  
- Quick Guard  
- Protect  

Ludicolo @ Assault Vest  
Ability: Swift Swim  
Level: 50  
EVs: 156 HP / 52 Def / 156 SpA / 4 SpD / 140 Spe  
Modest Nature  
- Scald  
- Giga Drain  
- Ice Beam  
- Fake Out