I tried

Salamence @ Salamencite
Ability: Intimidate
EVs: 252 Atk / 132 Def / 124 Spe
Impish Nature
- Double-Edge
- Refresh
- Roost
- Dragon Dance

Groudon-Primal @ Red Orb
Ability: Desolate Land
EVs: 252 HP / 56 Def / 200 SpD
Relaxed Nature
- Dragon Tail
- Stealth Rock
- Lava Plume
- Precipice Blades

Klefki @ Leftovers
Ability: Prankster
EVs: 248 HP / 8 Def / 252 SpD
Calm Nature
IVs: 0 Atk
- Thunder Wave
- Swagger
- Foul Play
- Substitute

Yveltal @ Leftovers
Ability: Dark Aura
EVs: 248 HP / 8 Atk / 252 Def
Impish Nature
- Foul Play
- Sucker Punch
- Knock Off
- Roost

Arceus-Fairy @ Pixie Plate
Ability: Multitype
EVs: 248 HP / 244 Def / 16 Spe
Bold Nature
IVs: 0 Atk
- Judgment
- Toxic
- Defog
- Recover

Lugia @ Leftovers
Ability: Multiscale
EVs: 248 HP / 252 Def / 8 SpD
Bold Nature
IVs: 0 Atk
- Ice Beam
- Toxic
- Whirlwind
- Recover