A small buff/rework to Zhonya's that can be on par with Hexdrinker/Maw

As the title says...

Ability Power increased from 75 to 100

Armor increased from 45 to 60

Unique Active Cooldown decreased from 120 seconds to 90 seconds

New Unique Passive: Upon falling below 30% health, gain a shield negating and blocking any physical or true damage absorbing up to 280-470 (based on level) damage (90 second cooldown)

Tweaks:

Ability Power increased from 100 to 125

Armor increased from 60 to 75

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As someone who frequently plays mages and enchanters, I feel like AP champions are deserving of an item that is on par of how strong is.