How does one effectively zone out enemies and protect allies when playing a mage with high area-of-effect damage?

Effectively zoning out enemies and protecting allies when playing a mage with high area-of-effect (AoE) damage involves strategic positioning, predictive aiming, and controlling key areas of the map to create a zone of threat that discourages enemy engagement while providing a safe zone for your teammates. The mage should position themselves behind the frontline....