Rex's Interposing Hand

From The Domains of Dread
School: enchantment
Circle: arcane 5th
Spell Components: V, S
Action Time: 1 action
Range: medium
Shape: broadcast
Targeting: hostiles only
Base Duration: short
Saving Throw: will
Spell Resistance: no
Ritual Components: TBA

Causes a spectral hand to interfere with the target's attacks against the caster, granting caster +4 untyped AC against the target. If caster has greater spell focus: enchantment, instead grants +5 untyped AC. Only one rex's ... hand spell may be active on any given target at a time.