Miraidon @ Covert Cloak
Ability: Fur Coat
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe
Timid Nature
- Strength Sap
- Thunder Cage
- Torch Song
- Take Heart

Dialga-Origin @ Adamant Crystal
Ability: Fur Coat
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD
Sassy Nature
IVs: 0 Atk / 0 Spe
- Revelation Dance
- Draco Meteor
- Teleport
- Strength Sap

Magearna @ Leftovers
Ability: Ice Scales   
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD  
Sassy Nature  
IVs: 0 Atk / 0 Spe  
- Moonblast  
- Knock Off
- Parting Shot  
- Recover

Mewtwo-Mega-X @ Choice Band
Ability: Sword Of Ruin
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe
Jolly Nature
- Close Combat
- Wicked Blow
- Gigaton Hammer
- U-turn

Diancie-Mega @ Choice Specs
Ability: Pixilate
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe
Hasty Nature
- Boomburst
- Revelation Dance
- Volt Switch
- Extreme Speed

Chansey @ Eviolite
Ability: Imposter
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD
IVs: 0 Atk / 0 Spe
Relaxed Nature
- Shore Up
- Teleport
- Haze
- Heal Bell