PiC Trick Room

Cresselia @ Leftovers
Ability: Levitate
EVs: 252 HP / 252 Def / 4 SpD
Relaxed Nature
IVs: 0 Atk / 0 Spe
- Trick Room
- Moonlight
- Psychic
- Calm Mind

Aegislash @ Life Orb
Ability: Stance Change
EVs: 252 HP / 252 SpA / 4 SpD
Quiet Nature
IVs: 0 Spe
- Shadow Ball
- Shadow Sneak
- Flash Cannon
- King's Shield

Stakataka @ Life Orb
Ability: Beast Boost
EVs: 252 HP / 252 Atk / 4 SpD
Lonely Nature
IVs: 15 Def / 0 Spe
- Rock Slide
- Gyro Ball
- Protect
- Trick Room

Tapu Fini @ Leftovers
Ability: Misty Surge
EVs: 248 HP / 168 SpA / 92 SpD
Sassy Nature
IVs: 0 Atk / 0 Spe
- Surf
- Nature's Madness
- Protect
- Dazzling Gleam

Camerupt-Mega @ Cameruptite
Ability: Solid Rock
EVs: 248 HP / 8 Atk / 252 SpA
Quiet Nature
IVs: 0 Spe
- Protect
- Earth Power
- Heat Wave
- Earthquake

Volcanion @ Choice Specs
Ability: Water Absorb
EVs: 248 HP / 252 SpA / 8 SpD
Quiet Nature
IVs: 0 Atk / 0 Spe
- Heat Wave
- Earth Power
- Focus Blast
- Steam Eruption