Mars + Sven

Why this works

Teamfights with this duo can feel surprisingly clumsy. Mars excels at creating a controlled space with Arena of Blood, trapping key enemies. However, Sven is a melee carry who needs to connect with targets to deal his damage. The Arena's wall blocks outgoing attacks, meaning Sven can't use Great Cleave on any enemies standing outside. Smart opponents will simply stay on the other side of the wall, forcing Sven to either waste his time on the limited targets inside or awkwardly wait for the wall to drop while his best damage window is ticking.

This core conflict plays out all game. Mars might land a beautiful multi-hero Arena, but if the highest priority target is a slippery hero, Sven can get kited inside the circle. Alternatively, if Sven is outside the Arena, he's walled off from his own team's initiation. Enemies will use Force Staffs to pull their allies to safety, leaving Sven standing alone inside an empty coliseum after using God's Strength. Instead of setting Sven up for a rampage, Mars's ultimate often hinders him, making their timings feel disconnected despite both wanting to fight in the mid-game.