Primal Beast + Silencer

Why this works

Setting up a kill with Global Silence can let Primal Beast get his full Pulverize channel off without interruption. This combination can be effective for locking down and bursting a single high-priority target, especially before the enemy team gets Black King Bars online. Outside of that specific ultimate interaction, however, the two heroes don't offer each other much. Primal Beast wants to charge deep into the enemy lines and cause chaos up close, while Silencer prefers to stay on the edge of the fight, harassing with his spells from a safe distance. Their core game plans don't overlap very much.

This often leads to a game where their success feels disconnected. A well-timed Global can certainly turn a fight, but for the long stretches where it's on cooldown, they operate almost independently. Primal Beast will make his own initiations with Onslaught, and Silencer will react to whichever targets present themselves. Without that global setup, Primal Beast can find himself stunned or kited after his initial charge, while Silencer lacks the hard lockdown to hold enemies in place for Beast's Trample. The result is a partnership that hinges entirely on one high-cooldown play.