Each creature with one or more counters on it can't attack you or planeswalkers you control unless its controller pays , where X is the number of counters on that creature
Sagas are a fascinating card type: although they're a permanent like other enchantments, they have a fixed lifespan, and they have different effects from turn to turn
It returns a permanent from your graveyard directly to the battlefield and puts both a hexproof counter and an indestructible counter on it
If youre building a deck thats all about casting creatures, Beast Whisperer, a four-mana 2/3 creature, is going to be incredible for you
Black is actually pretty good at using artifacts, and Marionette Master is a hell of a finisher
As the last chapter ability resolves, you may choose to exile all other creatures even if you didn't choose any Doctors