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

Jellicent @ Sitrus Berry  
Ability: Water Absorb  
EVs: 252 HP / 112 Def / 144 SpD  
Sassy Nature  
IVs: 0 Atk / 0 Spe  
- Scald  
- Will-O-Wisp  
- Trick Room  
- Recover  

Tyranitar @ Choice Band  
Ability: Sand Stream  
EVs: 184 HP / 252 Atk / 72 Spe  
Adamant Nature  
- Rock Slide  
- Crunch  
- Pursuit  
- Low Kick  

Hitmontop (M) @ Sitrus Berry  
Ability: Intimidate  
EVs: 252 HP / 64 Atk / 64 Def / 128 SpD  
Careful Nature  
- Fake Out  
- Close Combat  
- Feint  
- Wide Guard  

Thundurus (M) @ Sitrus Berry  
Ability: Prankster  
EVs: 192 HP / 76 SpA / 220 SpD / 20 Spe  
Calm Nature  
IVs: 2 Atk / 30 Def  
- Thunder Wave  
- Taunt  
- Thunderbolt  
- Hidden Power [Ice]  

Latios (M) @ Dragon Gem  
Ability: Levitate  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 3 Atk / 30 SpA / 30 SpD  
- Draco Meteor  
- Psychic  
- Hidden Power [Ground]  
- Protect