Gengar-Mega @ Gengarite  
Ability: Shadow Tag  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Substitute  
- Taunt  
- Hex  
- Sludge Wave  

Yveltal @ Choice Scarf  
Ability: Dark Aura  
EVs: 4 Atk / 252 SpA / 252 Spe  
Modest Nature  
- Dark Pulse  
- Oblivion Wing  
- U-turn  
- Foul Play  

Groudon @ Red Orb  
Ability: Drought  
EVs: 168 HP / 252 Atk / 32 SpD / 56 Spe  
Adamant Nature  
- Stealth Rock  
- Fire Punch  
- Precipice Blades  
- Dragon Tail  

Zygarde-Complete @ Dragonium Z  
Ability: Power Construct  
EVs: 228 Atk / 48 SpD / 232 Spe  
Adamant Nature  
IVs: 30 HP  
- Dragon Dance  
- Outrage  
- Thousand Arrows  
- Substitute  

Rotom-Wash @ Leftovers  
Ability: Levitate  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
IVs: 0 Atk  
- Volt Switch  
- Toxic  
- Defog  
- Will-O-Wisp  

Magearna @ Leftovers  
Ability: Soul-Heart  
EVs: 248 HP / 252 SpD / 8 Spe  
Calm Nature  
IVs: 0 Atk  
- Volt Switch  
- Fleur Cannon  
- Heal Bell  
- Heart Swap