Venusaur-Mega @ Venusaurite  
Ability: Thick Fat  
Level: 50  
EVs: 252 HP / 92 Def / 36 SpA / 124 SpD / 4 Spe  
Modest Nature  
IVs: 0 Atk  
- Hidden Power [Fire]  
- Synthesis  
- Leech Seed  
- Sludge Bomb  

Zapdos @ Rocky Helmet  
Ability: Pressure  
Level: 50  
EVs: 244 HP / 236 Def / 4 SpA / 20 SpD / 4 Spe  
Timid Nature  
IVs: 0 Atk  
- Discharge  
- Hidden Power [Ice]  
- Roost  
- Heat Wave  

Heatran @ Choice Scarf  
Ability: Flash Fire  
Level: 50  
Shiny: Yes  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
- Overheat  
- Flash Cannon  
- Earth Power  
- Stone Edge  

Tapu Fini @ Mago Berry  
Ability: Misty Surge  
Level: 50  
EVs: 244 HP / 180 Def / 44 SpA / 4 SpD / 36 Spe  
Bold Nature  
IVs: 0 Atk  
- Moonblast  
- Scald  
- Reflect  
- Calm Mind  

Aegislash @ Leftovers  
Ability: Stance Change  
Level: 50  
Shiny: Yes  
EVs: 204 HP / 4 Atk / 12 Def / 92 SpA / 196 SpD  
Sassy Nature  
IVs: 4 Spe  
- Shadow Ball  
- King's Shield  
- Shadow Sneak  
- Toxic  

Landorus-Therian @ Flyinium Z  
Ability: Intimidate  
EVs: 132 HP / 252 Atk / 124 Spe  
Adamant Nature  
- Earthquake  
- Fly  
- Rock Tomb  
- Swords Dance  

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Zapdos can be Replaced for Celesteela
Celesteela @ Rocky Helmet  
Ability: Beast Boost  
Level: 50  
EVs: 244 HP / 252 Def / 12 SpA  
Bold Nature  
- Flamethrower  
- Hidden Power [Ice]  
- Toxic  
- Protect