Shard of True Ice

+45 Ability Power

UNIQUE Passive - Lucky Shadow: +4 Gold per 10 seconds
UNIQUE Aura - Mana Warp: Grants nearby allied champions +5 Mana Regen per 5 seconds.
UNIQUE Active: Surrounds an ally with a blizzard for 4 seconds that slows nearby enemy movement speed by 30% (60 second cooldown).

(Unique Passives with the same name don't stack.)