Sweet Dream

Shroud
Sweet Dream enters the battlefield with X
dream counters on it.
At the beginning of your upkeep, If there are
less than 10 dream counters on Sweet dream,
gain 3 life and put a dream counter on it.
At the beginning of your endstep, If there are
10 or more dream counters on Sweet Dream,
create a white and blue 7/7 Elder Dragon
God enchantment creature token with flying, lifelink, and hexproof, called Somnium Headfast.