Venusaur-Mega @ Venusaurite  
Ability: Thick Fat  
EVs: 248 HP / 104 Def / 156 SpD  
Calm Nature  
IVs: 0 Atk  
- Sludge Bomb  
- Hidden Power [Fire]  
- Leech Seed  
- Synthesis  

Tyranitar @ Choice Band  
Ability: Sand Stream  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Stone Edge  
- Crunch  
- Earthquake  
- Pursuit  

Keldeo-Resolute @ Choice Scarf  
Ability: Justified  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Hydro Pump  
- Scald  
- Secret Sword  
- Stone Edge  

Skarmory @ Rocky Helmet  
Ability: Sturdy  
EVs: 252 HP / 80 Def / 176 Spe  
Impish Nature  
- Brave Bird  
- Taunt  
- Defog  
- Roost  

Mamoswine @ Life Orb  
Ability: Thick Fat  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Earthquake  
- Icicle Crash  
- Stealth Rock  
- Ice Shard  

Magearna @ Fairium Z  
Ability: Soul-Heart  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Fleur Cannon  
- Thunderbolt  
- Shift Gear  
- Calm Mind