The Dota 2 meta is constantly evolving, but here's a breakdown of some of the strongest heroes currently dominating each role:

1. Carry:

• S-Tier:
  • Spectre: High single-target damage and strong survivability make her a consistent threat.
  • Morphling: Versatile and adaptable, able to dominate in various situations.
  • Alchemist: Excellent scaling and strong pushing power.
  • Outworld Devourer: High burst damage and strong area-of-effect spells.
• A-Tier:
  • Anti-Mage: Strong right-clicker with high mobility.
  • Lifestealer: Powerful sustain and strong in teamfights.
  • Lycan: Strong pushing power and decent teamfight presence.
  • Wraith King: High survivability and strong in teamfights.

2. Mid Lane:

• S-Tier:
  • Void Spirit: High mobility and burst damage make him a difficult target to catch.
  • Zeus: Strong burst damage and good wave clear.
  • Shadow Fiend: High single-target damage and strong pushing power.
• A-Tier:
  • Puck: High mobility and strong disruption.
  • Storm Spirit: High mobility and strong burst damage.
  • Invoker: High skill ceiling but incredibly powerful when mastered.

3. Offlane:

• S-Tier:
  • Shadow Shaman: Strong lane presence and powerful disables.
  • Dark Willow: High burst damage and strong disables.
  • Spirit Breaker: Strong initiation and disruption.
  • Faceless Void: Strong lockdown and high burst damage.
• A-Tier:
  • Axe: Strong lane presence and good initiation.
  • Legion Commander: Strong duelist and can snowball quickly.
  • Sand King: Strong area-of-effect stun and good lane presence.

4. Position 4 Support:

• S-Tier:
  • Enchantress: Strong lane presence and good healing.
  • Venomancer: Strong lane presence and good harass.
  • Oracle: Strong healing and resurrection ultimate.
• A-Tier:
  • Mirana: Strong arrow and good escape mechanism.
  • Lion: Strong burst damage and disable.
  • Earthshaker: Strong area-of-effect stun and good initiation.

5. Position 5 Support:

• S-Tier:
  • Treant Protector: Strong lane presence and good healing.
  • Witch Doctor: Strong lane presence and good harass.
  • Grimstroke: Strong lane presence and good disable.
• A-Tier:
  • Jakiro: Strong lane presence and good harass.
  • Disruptor: Strong disable and good teamfight presence.
  • Pugna: Strong lane presence and good harass.

Important Note: This is not an exhaustive list, and the meta is constantly shifting.

Factors to Consider:

• Enemy Draft: Your hero picks should counter the enemy team's composition.
• Your Team's Composition: You need to ensure your team has good synergy and covers each other's weaknesses.
• Your Playstyle: Choose heroes that you enjoy playing and are comfortable with.

This article aims to provide a general overview of the current meta. Always analyze the situation and adapt your hero picks accordingly.

Disclaimer: This tier list is subjective and based on current trends.

I hope this helps! Let me know if you have any other questions.