Blowfly Infestation
Enchantment
Whenever a creature dies, if it had a -1/-1 counter on it, put a -1/-1 counter on target creature.
When the giant Tollek Worldslayer fell, a corruption erupted from his corpse to carry on his name.
Illustrated by
Shadowmoor#58UncommonEnglishLegality
Rulings
May 1, 2008
When Blowfly Infestation's ability resolves, it will put a single -1/-1 counter on the targeted creature. It doesn't matter how many -1/-1 counters were on the creature that went to a graveyard as long as it had at least one on it.
May 1, 2008
This ability is mandatory. If you're the only player who controls any creatures when this ability triggers, you must target one of them.