You call on the spirit of the Fate Weaver, a great spider said to have created the bindings between the planes, to wrap your foe in rock-hard spiderwebs and to protect your friend.

Daily   ✦     Implement, Primal
Standard Action      Ranged 10

Target: One creature

Attack: Wisdom vs. Will

Hit: 4d10 + Wisdom modifier damage, and the target is slowed and can't gain combat advantage against any target (save ends both). The target takes a -5 penalty to saving throws against this effect.

Miss: Half damage.

Effect: Choose an ally within 10 squares of you. Until the end of the encounter, if any enemy hits that ally, that enemy is immobilized until the end of its next turn.

Published in Player's Handbook 2, page(s) 129.