Steelix-Mega @ Shed Shell
Ability: Magic Bounce
EVs: 252 HP / 172 Def / 84 SpD
Impish Nature
IVs: 30 Spe
- Perish Song
- Aromatherapy
- Recover
- Iron Head
Audino-Mega @ Shed Shell
Ability: Wonder Guard
EVs: 252 HP / 252 Def / 4 SpD
Relaxed Nature
IVs: 0 Spe
- Chatter
- Recover
- Defog
- Magic Coat
Giratina @ Griseous Orb
Ability: Prankster
EVs: 248 HP / 252 Def / 8 Spe
Bold Nature
IVs: 0 Atk
- Will-O-Wisp
- Encore
- Curse
- Roost
Blissey (F) @ Shed Shell
Ability: Wonder Guard
EVs: 252 HP / 48 Def / 208 SpD
Careful Nature
- Recover
- Transform
- Switcheroo
- Stealth Rock
Slowbro-Mega @ Toxic Orb
Ability: Poison Heal
EVs: 252 HP / 64 Def / 192 SpD
Relaxed Nature
IVs: 0 Atk / 0 Spe
- Psycho Shift
- Scald
- King's Shield
- Magma Storm
Yveltal @ Assault Vest
Ability: Regenerator
EVs: 248 HP / 8 Def / 252 SpD
Careful Nature
IVs: 18 Spe
- Knock Off
- Pursuit
- Poison Fang
- Circle Throw