Luna + Zeus

Why this works

Finishing off a low-health target from across the map is the main thing this pair offers. Zeus can reveal and damage the entire enemy team with Thundergod's Wrath, giving Luna vision and an easier time finishing someone off with Eclipse. In the laning stage or early teamfights, their combined magical burst from Lightning Bolt and Lucent Beam can delete a support or threaten an out-of-position core. They both contribute to a high-tempo, magic-heavy mid-game that can be difficult to survive if your team lacks sustain or early magic resistance.

This synergy is fairly one-dimensional, however, and doesn't scale well. The partnership is almost entirely about stacking magic damage. Luna's Lunar Blessing aura doesn't benefit Zeus, and as she transitions into a physical damage carry, their game plans diverge. If the enemy team builds items like Pipe of Insight, Zeus's effectiveness drops off sharply, leaving Luna as the primary damage dealer. The pairing provides a strong mid-game power spike but lacks the utility or control to guarantee a win if that timing window is missed.