Socket gems and what they do.

Needles I: "Poisons enemy for 0.5s when hit"
Needles II:
Needles III:
Needles IV: "Poisons enemy for 8s when hit"

Harden I: "Boosts defence for 0.5s when hit"
Harden II:
Harden III:
Harden IV:

Frost I:
Frost II:
Frost III: "Slows enemies for 1.5s when hit"
Frost IV:

Darkness I: "Blinds players for 1s on hit"
Darkness II:
Darkness III:
Darkness IV:

Confusion I: "Disorients players for 5s on hit"
Confusion II:
Confusion III:
Confusion IV:

Chill I: "Slows enemies for 1s on hit"
Chill II:
Chill III:
Chill IV:

Weaken I: "Weakens enemies for 1s on hit"
Weaken II:
Weaken III:
Weaken IV:

Poison I: "Poisons enemies for 1s on hit"
Poison II:
Poison III:
Poison IV:

Adrenaline I: "Grands speed for 1s on hit"
Adrenaline II:
Adrenaline III:
Adrenaline IV:

Wither I: "Withers enemies for 1s on hit"
Wither II:
Wither III:
Wither IV:

None yet sadly.