Pokémon Sol / Pokémon Luna: Ayuda con mi equipo

Que deberia cambiar ayuda por favor

Breloom @ Life Orb  
Ability: Technician  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Swords Dance  
- Mach Punch  
- Bullet Seed  
- Spore  

Latios @ Dragonium Z  
Ability: Levitate  
Shiny: Yes  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Draco Meteor  
- Psyshock  
- Surf  
- Defog  

Slowbro-Mega @ Slowbronite  
Ability: Regenerator  
Shiny: Yes  
EVs: 252 HP / 252 SpD  
Bold Nature  
IVs: 0 Atk  
- Scald  
- Ice Beam  
- Calm Mind  
- Slack Off  

Talonflame @ Choice Band  
Ability: Gale Wings  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Brave Bird  
- Swords Dance  
- Flare Blitz  
- Roost  

Sylveon @ Leftovers  
Ability: Pixilate  
Shiny: Yes  
EVs: 252 HP / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Hyper Voice  
- Protect  
- Heal Bell  
- Wish  

Heatran @ Air Balloon  
Ability: Flash Fire  
Happiness: 0  
EVs: 252 HP / 4 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Flamethrower  
- Protect  
- Roar  
- Flash Cannon