Huskar + Razor

Why this works

Putting these two on the same team means you have two heroes trying to do the same job. Both Huskar and Razor want to be the durable front-liner who runs at a single target and drains them down. Huskar does it with Life Break and a barrage of Burning Spears, while Razor uses Static Link to sap damage. The core issue is that the enemy team gets to solve both threats with the same items. A single Force Staff or Heaven's Halberd is highly effective at shutting down either hero's aggression, making the opponent's item choices incredibly efficient against your lineup.

This overlap creates a strategic mess in teamfights. Both heroes hit their power spikes in the mid-game and want to be the center of attention, but they don't enable each other. Your supports are forced to choose between saving a low-health Huskar or helping Razor maintain his link on a key target. Since neither hero provides reliable lockdown for the team, your draft becomes predictable and very easy to kite. Enemies can often disengage without punishment, leaving your two main cores struggling to chase without the tools to hold anyone down.