Kadana, the Serpent Queen

Flash, Coven (This creature gets +1/+1 and has hexproof as long as you control two or more other creatures that share a creature type with it.)
When Kadana, the Serpent Queen, or another creature with coven enters the battlefield under
your control, create a 1/1 blue and black Serpent creature token with deathtouch, lifelink and
"whenever this creature deals combat damage
to a player, draw a card."