Klefki @ Focus Sash
Ability: Prankster
EVs: 252 HP / 252 Atk / 4 SpD
Adamant Nature
- Fairy Lock
- Play Rough
- Spikes
- Magic Coat
Marshadow @ Life Orb
Ability: Technician
EVs: 252 Atk / 4 SpD / 252 Spe
Jolly Nature
- Bulk Up
- Spectral Thief
- Close Combat
- Shadow Sneak
Groudon @ Lum Berry
Ability: Drought
EVs: 100 HP / 252 Atk / 156 Spe
Adamant Nature
- Swords Dance
- Precipice Blades
- Stone Edge
- Rock Polish
Necrozma-Dusk-Mane @ Weakness Policy
Ability: Prism Armor
EVs: 252 Atk / 4 SpD / 252 Spe
Adamant Nature
- Dragon Dance
- Sunsteel Strike
- Stone Edge
- Earthquake
Yveltal @ Black Glasses
Ability: Dark Aura
EVs: 252 Atk / 4 SpA / 252 Spe
Hasty Nature
- Knock Off
- Oblivion Wing
- Taunt
- Sucker Punch
Xerneas @ Power Herb
Ability: Fairy Aura
EVs: 48 HP / 120 Def / 252 SpA / 88 Spe
Modest Nature
IVs: 0 Atk
- Geomancy
- Moonblast
- Thunder
- Substitute