Audino-Mega @ Toxic Orb
Ability: Poison Heal
EVs: 248 HP / 8 Def / 252 SpD
Sassy Nature
IVs: 0 Spe
- U-turn
- Whirlwind
- Stealth Rock
- Slack Off

Mewtwo-Mega-X @ Choice Scarf
Ability: Mold Breaker
EVs: 252 Atk / 4 SpD / 252 Spe
Jolly Nature
- Close Combat
- Pursuit
- Trick
- U-turn

Diancie-Mega @ Pixie Plate
Ability: Pixilate
EVs: 4 Atk / 252 SpA / 252 Spe
Naive Nature
- Extreme Speed
- Boomburst
- Substitute
- Magma Storm

Slowbro-Mega @ Safety Goggles
Ability: Soundproof
EVs: 248 HP / 252 Def / 8 SpA
Relaxed Nature
IVs: 0 Spe
- Steam Eruption
- U-turn
- Perish Song
- Soft-Boiled

Giratina @ Leftovers
Ability: Prankster
EVs: 244 HP / 12 Def / 252 SpD
Calm Nature
IVs: 0 Atk
- Dark Void
- Substitute
- Heart Swap
- Baton Pass

Dialga @ Adamant Orb
Ability: Tinted Lens
EVs: 248 HP / 252 SpA / 8 SpD
Modest Nature
IVs: 0 Atk
- Tail Glow
- Doom Desire
- Draco Meteor
- King's Shield