Ditto @ Choice Scarf  
Ability: Imposter  
EVs: 252 HP  
IVs: 0 Atk  
- Transform  

Sableye-Mega @ Sablenite  
Ability: Magic Bounce  
EVs: 248 HP / 252 Def / 8 Spe  
Bold Nature  
- Fake Out  
- Recover  
- Foul Play  
- Will-O-Wisp  

Lugia @ Leftovers  
Ability: Multiscale  
EVs: 252 HP / 160 Def / 96 Spe  
Timid Nature  
- Ice Beam  
- Dragon Tail  
- Roost  
- Toxic  

Ferrothorn @ Shed Shell  
Ability: Iron Barbs  
EVs: 252 HP / 4 Def / 252 SpD  
Careful Nature  
- Spikes  
- Leech Seed  
- Toxic  
- Bullet Seed  

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

Arceus-Dark @ Dread Plate  
Ability: Multitype  
EVs: 252 HP / 160 Def / 96 Spe  
Timid Nature  
IVs: 0 Atk  
- Judgment  
- Recover  
- Ice Beam  
- Stealth Rock