Heatran @ Leftovers  
Ability: Flash Fire  
EVs: 252 HP / 148 SpD / 108 Spe  
Calm Nature  
IVs: 0 Atk  
- Stealth Rock  
- Magma Storm  
- Toxic  
- Taunt  

Gengar-Mega @ Gengarite  
Ability: Cursed Body  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Substitute  
- Shadow Ball  
- Sludge Wave  
- Destiny Bond  

Yveltal @ Choice Scarf  
Ability: Dark Aura  
EVs: 32 Def / 224 SpA / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Defog  
- Foul Play  
- Dark Pulse  
- Oblivion Wing  

Arceus-Water @ Splash Plate  
Ability: Multitype  
EVs: 252 HP / 136 Def / 24 SpD / 96 Spe  
Timid Nature  
IVs: 0 Atk  
- Judgment  
- Ice Beam  
- Recover  
- Toxic  

Zygarde-Complete @ Leftovers  
Ability: Power Construct  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Rest  
- Glare  
- Thousand Arrows  
- Coil  

Magearna @ Normalium Z  
Ability: Soul-Heart  
EVs: 252 HP / 4 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Volt Switch  
- Fleur Cannon  
- Heart Swap  
- Heal Bell