Yveltal @ Life Orb
Ability: Dark Aura
EVs: 4 Atk / 252 SpA / 252 Spe
Rash Nature
- Dark Pulse
- Oblivion Wing
- Sucker Punch
- Knock Off

Breloom @ Toxic Orb
Ability: Poison Heal
EVs: 248 HP / 8 Atk / 252 Spe
Jolly Nature
- Spore
- Rock Tomb
- Bulk Up
- Substitute

Arceus-Ghost @ Ghostium Z
Ability: Multitype
EVs: 252 HP / 252 Atk / 4 SpD
Adamant Nature
- Swords Dance
- Shadow Force
- Brick Break
- Extreme Speed

or recover instead of espeed on arceus ghost