Heatran @ Charcoal  
Ability: Flash Fire  
EVs: 252 HP / 252 SpA / 4 SpD  
Quiet Nature  
IVs: 0 Atk / 17 Spe  
- Eruption  
- Heat Wave  
- Earth Power  
- Protect  

Landorus-Therian (M) @ Assault Vest  
Ability: Intimidate  
EVs: 252 HP / 168 SpD / 88 Spe  
Adamant Nature  
- Earthquake  
- U-turn  
- Rock Slide  
- Superpower  

Kangaskhan-Mega (F) @ Kangaskhanite  
Ability: Scrappy  
EVs: 200 HP / 252 Atk / 56 SpD  
Adamant Nature  
- Fake Out  
- Power-Up Punch  
- Return  
- Sucker Punch  

Sylveon @ Leftovers  
Ability: Pixilate  
Shiny: Yes  
EVs: 252 HP / 36 Def / 136 SpA / 60 SpD / 24 Spe  
Modest Nature  
IVs: 0 Atk  
- Hyper Voice  
- Substitute  
- Calm Mind  
- Protect  

Amoonguss @ Rocky Helmet  
Ability: Regenerator  
Shiny: Yes  
EVs: 252 HP / 172 Def / 84 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Rage Powder  
- Spore  
- Energy Ball  
- Protect  

Thundurus (M) @ Sitrus Berry  
Ability: Prankster  
EVs: 248 HP / 28 Def / 136 SpD / 96 Spe  
Timid Nature  
IVs: 0 Atk / 30 Def  
- Thunderbolt  
- Hidden Power [Ice]  
- Taunt  
- Thunder Wave