Cancerous Mega Cross BP

Scolipede @ Black Sludge
Ability: Speed Boost
EVs: 248 HP / 20 SpD / 240 Spe
Jolly Nature
- Substitute
- Protect
- Poison Jab
- Baton Pass

Magearna @ Fairium Z
Ability: Soul-Heart
EVs: 216 HP / 248 SpA / 44 Spe
Modest Nature
IVs: 0 Atk
- Calm Mind
- Thunderbolt
- Fleur Cannon
- Hidden Power [Fire]

Necrozma @ Leftovers
Ability: Prism Armor
EVs: 224 HP / 248 Def / 36 Spe
Bold Nature
IVs: 0 Atk
- Calm Mind
- Iron Defense
- Moonlight
- Stored Power

Espeon @ Kee Berry
Ability: Magic Bounce
EVs: 248 HP / 216 Def / 12 SpD / 32 Spe
Bold Nature
IVs: 0 Atk
- Morning Sun
- Calm Mind
- Stored Power
- Dazzling Gleam

Dugtrio @ Focus Sash
Ability: Arena Trap
EVs: 252 Atk / 4 SpD / 252 Spe
Jolly Nature
IVs: 21 HP
- Stealth Rock
- Earthquake
- Reversal
- Toxic

Heracross-Mega @ Heracronite
Ability: Guts
EVs: 120 HP / 252 Atk / 136 Spe
Adamant Nature
- Pin Missile
- Close Combat
- Rock Blast
- Earthquake