Alchemist + Dawnbreaker

Why this works

Protecting an Alchemist often feels like you have to sacrifice the rest of the map, but Dawnbreaker changes that calculation. She doesn't need to be physically present to help him. If the enemy team tries to dive Alchemist while he's farming, Dawnbreaker can use Solar Guardian to turn the fight from across the map. This global presence acts as a safety net, allowing Alchemist to farm with a bit more security and accelerate his game without forcing his teammates to play passively around him.

This dynamic lets Dawnbreaker be an active hero early on, making plays in her own lane and creating pressure that naturally draws attention away from Alchemist. Enemies are less likely to commit to a risky gank knowing she can show up at a moment's notice. While the duo can be a strong front-to-back fighting core later in the game, especially with an Aghanim's Scepter gift, the real value comes from that early map-wide security. The game isn't a free win, though; it still relies on Alchemist using that created space effectively.