sir puff of the tails

when sir puff of the tails enters the battlefeild,
return all cards from all graveyards onto the battlefeild
under your control
haste,unblockable
{r}{g}regenerate sir puff of the tails
whenever sir puff of the tails
blocks,put a cuteness counter on that creature
{3}{g}{g}put all creatures with cuteness
counters on them into their graveyards