Insulin Pump

When Insulin Pump enters the battlefield, put an Insulin counter on up to 3 target creatures. Creatures with Insulin counters have haste and trample.
When Insulin Pump is put into your graveyard from play, remove all Insulin counters from all creatures and give each creature -2/-2 until end of turn for each Insulin counter removed this way.
{2}: Place an Insulin counter on 1 target creature
{1}: Sacrifice Insulin Pump