mtg amass commander deck Orcs The Dreadhorde (amass commander) :

If that player declines to have you draw, you may play a creature with a lesser or equal toughness directly from your hand without paying its mana cost

Its one of the easiest cards to combo with Phyrexian Altar, which is one extra zombie away from a repeatable loop

Their other really nifty feature is their analysis of your Mana curve

So as you can see, the trick is not just to spot cards with low sentiment in some absolute sense, but low sentiment relative to what it would be if the card were fairly priced

While Black isnt especially good at blinking or flickering creatures, there is one way to trigger these abilities multiple times using rats with Ninjutsu

Surely we can do better