Holy Shield
Rank 0/1
Requires 1 point in Blessing of Sanctuary
Requires 30 points in Protection Talents
135 Mana
Instant cast	10 sec cooldown
Requires Shields
Increases chance to block by 30% for 10 sec and deals 59 Holy damage for each attack blocked while active.  Damage caused by Holy Shield causes 35% additional threat.  Each block expends a charge.  4 charges.