Retreat to Elysium

Flash
Enchant creature. Enchanted creature gains shroud, can't attack or block, and its activated abilities can't be activated.
{4}: Destroy Retreat to Elysium. Any player may activate this ability. Activate only as a sorcery.
When Retreat to Elysium is removed from a creature, put 2 +1/+1 counters on that creature.