Mirror of Burning Revenge

When you take one or more points of damage,
put as many Revenge counter on Mirror of
Burning Revenge.
{6}{t}: Remove 10 Revenge counters from Mirror
of Burning Revenge. Mirror of Burning Revenge
does 10 damage divided as you choose among any
number of targets. Mirror of Burning Revenge
damages creatures in the form of -1/-1 counters.
"The glass absorbs all remembered in hate, until a
cracks send fire and cutting wounds to distant foes."