Lamb, Lord of Sin

Flying, Lifelink
When Lamb, Lord of Sin is sacrificed, exile it. If
Lamb, Lord of Sin is in Exile during an end step,
return it from exile and attach it to a creature.
When the attached creature leaves the battlefield,
return Lamb, Lord of Sin to the battlefield as a creature.
{w}Sacrifice Lamb, Lord of Sin:Put a Armageddon
Emblem onto the battlefield with "Deals 2
damage to every creature, planeswalker and
player at the start of every combat step.