Faceless Void + Tidehunter

Why this works

Picking these two heroes together creates a team with two massive, fight-winning ultimates. The core issue is that Chronosphere and Ravage both serve a similar purpose: locking down the entire enemy team for a long duration. While having two of these effects is powerful, they don't combine in a special way. Using Ravage on targets already frozen in a Chronosphere is often redundant, wasting the potential of one of the spells. Faceless Void also has to be careful not to trap his own Tidehunter, preventing him from getting into position or using his other spells effectively.

The success of this pairing depends entirely on coordination and fight discipline. The best-case scenario involves using one ultimate to win a fight, take an objective, and then having the other ready to counter-initiate or secure the next big teamfight. This creates relentless pressure. The risk, however, is that in a chaotic brawl, both Tidehunter and Faceless Void might use their ultimates at the same time, wasting a huge team resource. Enemies will try to bait one spell and then force a fight before the other is available, making the game a constant chess match of cooldown management.