Frostfang

+10 Ability Power
+50% Base Mana Regen (+round(0.5*stats[BaseManaRegenRate]*5) Mana per 5 seconds)
+2 Gold per 10 seconds

UNIQUE Passive - Tribute: Spells and basic attacks against champions or buildings deal 15 additional damage and grant 10 Gold. This can occur up to 3 times every 30 seconds. Killing a minion disables this passive for 12 seconds.

Limited to 1 Gold Income item