(OM Megamons) Trick Room offense

Camerupt-Mega @ Life Orb
Ability: Sheer Force
EVs: 248 HP / 8 Atk / 252 SpA
Quiet Nature
IVs: 0 Spe
- Flamethrower
- Earth Power
- Rock Slide
- Hidden Power [Ice]

Mawile-Mega @ Darkinium Z
Ability: Huge Power
EVs: 248 HP / 252 Atk / 8 SpD
Brave Nature
IVs: 0 Spe
- Play Rough
- Sucker Punch
- Knock Off
- Swords Dance

Diancie-Mega @ Focus Sash
Ability: Magic Bounce
EVs: 252 HP / 252 Atk / 4 SpD
Quiet Nature
- Explosion
- Protect
- Stealth Rock
- Trick Room

Necrozma-Dusk-Mane @ Weakness Policy
Ability: Prism Armor
EVs: 252 HP / 252 Atk / 4 Def
Brave Nature
IVs: 0 Spe
- Sunsteel Strike
- Photon Geyser
- Swords Dance
- Trick Room

Cresselia @ Mental Herb
Ability: Levitate
EVs: 248 HP / 252 Def / 8 SpD
Relaxed Nature
IVs: 0 Atk
- Ice Beam
- Moonlight
- Trick Room
- Lunar Dance

Heracross-Mega @ Life Orb
Ability: Skill Link
EVs: 248 HP / 252 Atk / 8 SpD
Brave Nature
IVs: 0 Spe
- Close Combat
- Pin Missile
- Rock Blast
- Swords Dance