Rumbling Aftershocks

Oracle Text

Whenever you cast a kicked spell, you may have Rumbling Aftershocks deal damage to any target equal to the number of times that spell was kicked.

Card Rulings

3/1/2010 If you cast a kicked spell, Rumbling Aftershocks’s ability triggers and goes on the stack on top of it. The ability will resolve before the spell does.
3/1/2010 The ability triggers just once per kicked spell, even if that spell was kicked multiple times.