Chaotic Backlash deals damage to target player equal to twice the number of white and/or blue permanents he or she controls.
The concept of thoughtweft fascinates the Nighthearth cult. Imagine, bringing agony to an entire people by torturing just one.
Official Rulings for Chaotic Backlash
8/1/2008 : Each permanent is counted only once. For example, if the targeted player controls a white creature, a blue enchantment, and a white-blue creature, Chaotic Backlash will deal 6 damage to that player.