Lead the charge and mark your foes with Sunlight before your allies deal damage.
Shield of Daybreak and Zenith Blade form a powerful offensive combo.
You can absorb a huge amount of damage using Eclipse, but you must stay near enemies to gain the bonus duration.
When Leona activates Eclipse, you have three seconds to get away from her before she deals damage.
Only foes in the center of Solar Flare get stunned, so you can often avoid this if you're quick.