Palmer, Living Inferno

Palmer, Living Inferno starts with X fuel counters.
At the beginning of your upkeep, reduce the number of fuel counters on Palmer, Living Inferno by 1. If you do so, add a 0/-1 counter to all other creatures. If there are none left, sacrifice Palmer, Living Inferno.
{r}{r}{r}{r}: Proliferate (Choose any number of permanents and/or players, then give each another counter of each kind already there.)