Sienna Fuegonasus, Unchained

Whenever Sienna Fuegonasus, Unchained would
be dealt damage, prevent it and put a burn
counter on this creature.
At the beginning of your end step, if Sienna Fuegonasus, Unchained has 4 or more
burn counters on it, destroy
Whenever Sienna Fuegonasus, Unchained is destroyed deal damage equal to the number of
burn counters it has to one target creature for
each player