Mega Heracross Balance

Heracross @ Heracronite
Ability: Guts
EVs: 20 HP / 252 Atk / 236 Spe
Adamant Nature
- Close Combat
- Pin Missile
- Substitute
- Rock Blast

Rotom-Wash @ Leftovers
Ability: Levitate
EVs: 248 HP / 252 Def / 8 Spe
Bold Nature
- Volt Switch
- Hydro Pump
- Will-O-Wisp
- Pain Split

Weavile @ Life Orb
Ability: Pressure
EVs: 252 Atk / 4 SpD / 252 Spe
Jolly Nature
- Knock Off
- Icicle Crash
- Low Kick
- Ice Shard

Celebi @ Leftovers
Ability: Natural Cure
EVs: 236 HP / 84 Def / 92 SpD / 96 Spe
Timid Nature
- Giga Drain
- Psychic
- U-turn
- Recover

Gengar @ Life Orb
Ability: Levitate
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
- Shadow Ball
- Sludge Wave
- Focus Blast
- Icy Wind

Heatran @ Leftovers
Ability: Flash Fire
EVs: 248 HP / 192 SpD / 68 Spe
Calm Nature
- Lava Plume
- Toxic
- Taunt
- Stealth Rock