I feel this way about things like slivers or entomb.
Courser is fine on it's own in a way most of these misleading cards aren't, so I don't think it sends a signal to your drafters.
This guy has been in my cube since time immemorial:
I'm not sure unearth is necessary for the card, especially if it's a zombie. That's a lot of advantage in one card
Also Jason while you're here:
Mad science U1
enchantment
U, sac a creature: draw a card. Play this only as a sorcery
Taking suggestions for flavour text