SRD:Everwhirling Chain

Everwhirling Chain
This +4 defending everdancing spiked chain of speed continuously twitches in its wielder’s hands. The wielder of the everwhirling chain can use it to make any number of attacks of opportunity per round (as if he or she had the Improved Combat Reflexes feat).

Caster Level: 23rd; Prerequisites: Craft Magic Arms and Armor, Craft Epic Magic Arms and Armor, animate objects, haste, shield (or shield of faith); Market Price: 5,220,325 gp; Cost to Create: 2,610,325 gp + 52,200 XP.