Max Atk/Spe EVs, Choice ScarfHeracross build with item boosting mid-Speed to outpace many opponents. Move-locked in exchange, Broad-range physical moves KO opponents to trigger Moxie — its composition.

Scarf Moxie Role

With high Attack and Scarf-boosted Speed, takes the first strike with high-power physicals to KO opponents as a physical ace. After raising Attack on KOs, STAB Close Combat and excellent subweapons sweep teammates too — core gameplay.

Invests EVs in Attack and Speed, TrailblazeMega Heracross physical attacker build that fights after raising Speed via this. With the Ability Skill Link with Rock Blast always hits max times, so Pierces opponents' Substitute and Focus Sash with high damage.

Alternative Move Options

Change non-STAB moves depending on the team

• Rock Blast

• Pin Missile

• Substitute

Change non-STAB moves based on the team's unfavorable matchups.Rock Blast hits Flying-types, and Earthquake hits Steel-types. Hits Water-types Bullet Seed and STAB Pin Missile, can nullify status conditionsSubstitute etc. are candidates.

Role of the Grassy Glide Ace build

Trailblaze supplements Speed, and Close Combat or Earthquake pressures opponent's team with such physical moves as the main role. Pre-Mega Evolution Moxie aims for offensive setups, and Finishes off opponents leveraging multi-hit moves — its role.

Threats

Struggles against faster Pokémon

Mega Heracross has decent bulk stats but poor type resistances. With no action assurance, it gets OHKO'd if faster Pokémon hit its weaknesses.Using Grassy Glide can reverse type relationships, so create situations where it can be used safely with backup Pokémon.

Allies deploy Trick Room, leveraging it, a physical ace pushing high-power and multi-hit moves first. Post-Mega ability makes multi-hits always land max times, so opponent Focus Sashor Substitute piercing and pressuring is core gameplay.

Alternative Move Options

Rich subweapons

• Bullet Seed
• Knock Off
• Swords Dance

Mega Heracross has many strong moves, so every slot is flexible. Keep at least one max-power STAB; pick moves filling team gaps or hitting meta weaknesses.

Trick Room Physical Ace Role

Brought out after team support, a sweep role demolishing the team with high-Attack multi-hits and high-power moves. Above-average bulk also resists priority pinning.

Threats

Weak to bulky physical Pokémon

Mega Heracross fights via offense, so bulky physical Pokémon are threats. Also, Archaludon and similar Staminausers vs. multi-hits have Defense raised drastically, so be careful.