Guard allies within 175 units of you, and Guard allies you target with spells for 2.5s. While Guarding, if you or the ally would take damage, both of you gain a shield and are hasted for 1.5s.
Cooldown: 70 - 40 seconds
Shield Strength: 70 - 150 (+0.25 AP) (+12% bonus health).
Haste: 20% increased Movement Speed