Roshan

Roshan, the Immortal is a powerful neutral creep boss who can be found within dedicated lairs within the center river. Roshan's strength grows as time passes, continuously growing stronger throughout the match. As his name implies, he is immortal; When killed, he respawns after a while. The team that kills Roshan is generously rewarded with gold and experience, as well as several powerful items that cannot be acquired in any other way.