Superior Duration
Superior Duration is a Tier 3 spirit relic that costs 3000 souls and the Tier 2 spirit relic: Duration Extender for a total of 4250 Souls.
When purchasing, must imbue an ability.
Superior duration gives +12 Spirit power, +175 Bonus Health, +15% Weapon Damage, and +4 Health Regen, the imbued ability has +32% increased duration, the non-imbued abilities have +24% increased duration.