Metagross-Mega @ Metagrossite  
Ability: Tough Claws  
Level: 50  
EVs: 252 HP / 148 Atk / 68 Def / 4 SpD / 36 Spe  
Adamant Nature  
- Zen Headbutt  
- Bullet Punch  
- Stomping Tantrum  
- Power-Up Punch  

Thundurus (M) @ Sitrus Berry  
Ability: Prankster  
Level: 50  
EVs: 244 HP / 140 Def / 124 SpD  
Calm Nature  
IVs: 0 Atk  
- Thunderbolt  
- Hidden Power [Ice]  
- Taunt  
- Thunder Wave  

Greninja @ Waterium Z  
Ability: Torrent  
Level: 50  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Hydro Cannon  
- Scald  
- Substitute  
- Work Up  

Volcarona @ Firium Z  
Ability: Flame Body  
Level: 50  
EVs: 196 HP / 132 Def / 36 SpA / 4 SpD / 140 Spe  
Modest Nature  
IVs: 0 Atk  
- Fire Blast  
- Hidden Power [Ice]  
- Giga Drain  
- Quiver Dance  

Landorus-Therian (M) @ Choice Scarf  
Ability: Intimidate  
Level: 50  
EVs: 4 HP / 252 Atk / 252 Spe  
Jolly Nature  
- Earthquake  
- Rock Slide  
- Explosion  
- U-turn  

Amoonguss @ Focus Sash  
Ability: Regenerator  
Level: 50  
EVs: 236 HP / 252 Def / 20 SpD  
Bold Nature  
IVs: 0 Atk  
- Giga Drain  
- Spore  
- Foul Play  
- Clear Smog