Giratina-Origin @ Leppa Berry  
Ability: Harvest  
Shiny: Yes  
EVs: 248 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Rash Nature  
- Extreme Evoboost  
- Menacing Moonraze Maelstrom  
- Clangorous Soulblaze  
- Searing Sunraze Smash  

Gyarados-Mega @ Fairy Memory  
Ability: Wonder Guard  
Shiny: Yes  
EVs: 248 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Shell Smash  
- Spectral Thief  
- Sunsteel Strike  
- Multi-Attack  

Mewtwo-Mega-X @ Focus Sash  
Ability: Pure Power  
Shiny: Yes  
EVs: 248 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Photon Geyser  
- First Impression  
- Close Combat  
- Light That Burns the Sky  

Mewtwo-Mega-Y @ Focus Sash  
Ability: Dazzling  
Shiny: Yes  
EVs: 248 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
- Shell Smash  
- Photon Geyser  
- Moongeist Beam  
- Spore  

Kartana @ Focus Sash  
Ability: Magic Guard  
Shiny: Yes  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Shell Smash  
- Sunsteel Strike  
- Spectral Thief  
- Defog  

Chansey (F) @ Wiki Berry  
Ability: Innards Out  
Shiny: Yes  
EVs: 252 HP / 252 SpD / 252 Spe  
Gentle Nature  
IVs: 0 Atk  
- Final Gambit  
- Whirlwind  
- Soft-Boiled  
- Stealth Rock