Mi, Dream Diseased

Ward —Get a poison counter
Nightmare {3}{b} —This and creatures bound to it can’t
be blocked this turn unless defending player sacrifices a sleeping permanent. (You may bind this creature with up to two other creatures as they enter the battlefield and if they have nightmare. They remain bound for as long as you control them.)

When Mi, Dream Diseased enters the battlefield, choose
up to X target creatures your opponents control. Those creatures becomes asleep and gain “Dr