Fluffy, Master Assassin

Lifelink,Hexproof,Indesructible
This spell can't be countered.
Whenever a creature enters the battlefield,draw a
card.
Whenever you draw a card,deal 1 damage to each
player.
Whenever a player is dealt damage,you may pay{1}.
If you do,put a +1/+1 counter on Fluffy,Master Assassin.
{3} Draw a card.