Mil's Heracross M Balance Fuck stall

Heracross-Mega @ Heracronite
Ability: Guts
EVs: 252 Atk / 4 Def / 252 Spe
Jolly Nature
- Swords Dance
- Pin Missile
- Rock Blast
- Close Combat

Heatran @ Leftovers
Ability: Flash Fire
EVs: 252 HP / 12 SpD / 244 Spe
Timid Nature
- Taunt
- Stealth Rock
- Lava Plume
- Earth Power

Landorus-Therian @ Choice Scarf
Ability: Intimidate
EVs: 252 Atk / 252 Spe
Jolly Nature
- Earthquake
- U-turn
- Stone Edge
- Knock Off

Clefable @ Leftovers
Ability: Magic Guard
EVs: 252 HP / 172 Def / 84 SpD
Calm Nature
- Ice Beam
- Soft-Boiled
- Calm Mind
- Thunderbolt

Slowbro @ Leftovers
Ability: Regenerator
EVs: 252 HP / 232 Def / 24 SpD
Bold Nature
- Scald
- Slack Off
- Calm Mind
- Psyshock

Serperior @ Leftovers
Ability: Contrary
EVs: 248 HP / 16 SpA / 244 Spe
Timid Nature
- Synthesis
- Taunt
- Leaf Storm
- Hidden Power [Fire]