Inner Thoughts of an Astral

Convoke. Reveal the top card in your library. If
the card is a creature, give target friendly creature
Afflict 1. If the card is not a creature, destroy
target creature or enchantment. This card can
only be played at Night.
The difference between an intelligent man and an incompetent man is how they use and experiment with
their power. I know this, and I'm learning more about
this, and yet I still feel just as weak as I was before.
What am I doing wrong? What am I missing? Is the
void really