Latios (M) @ Dragon Gem  
Ability: Levitate  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Draco Meteor  
- Psychic  
- Helping Hand  
- Protect  

Tyranitar @ Chople Berry  
Ability: Sand Stream  
EVs: 252 HP / 252 Atk / 4 SpD  
Adamant Nature  
- Rock Slide  
- Crunch  
- Protect  
- Stealth Rock  

Excadrill @ Life Orb  
Ability: Sand Rush  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Earthquake  
- Iron Head  
- Substitute  
- Protect  

Thundurus @ Sitrus Berry  
Ability: Prankster  
EVs: 252 HP / 24 Def / 16 SpA / 168 SpD / 48 Spe  
Calm Nature  
IVs: 2 Atk / 30 Def  
- Thunderbolt  
- Thunder Wave  
- Taunt  
- Hidden Power [Ice]  

Heatran (M) @ Leftovers  
Ability: Flash Fire  
EVs: 252 HP / 252 SpA / 4 Spe  
Modest Nature  
IVs: 0 Atk  
- Heat Wave  
- Earth Power  
- Substitute  
- Protect  

Jellicent (F) @ Leftovers  
Ability: Cursed Body  
EVs: 252 HP / 168 Def / 20 SpA / 24 SpD / 44 Spe  
Bold Nature  
IVs: 0 Atk  
- Scald  
- Toxic  
- Recover  
- Will-O-Wisp