Taka is indeed Scar in Mufasa: The Lion King. The prequel is the first confirmation on-screen that Scar went by Taka long before his scar became his defining feature. It is, however, not the first ...

These scenes are also meant to foreshadow Scar not pulling Mufasa up and letting him fall and be stampeded to death in The Lion King. After the Outsiders' defeat, Mufasa becomes the Lion King ...