Plushie Nightmare

When Plushie Nightmare enters the battlefield, each opponent must hug a creature they control. If they don't, sacrifice that creature.
Plushie Nightmare has "{b}, {t}: Put a fluff counter on target creature. At the beginning of your upkeep, creatures with fluff counters gain +1/+1 for each fluff counter on them." Fluff counters can be removed by sneezing.