Hellbound Tormentor

Whenever this creature attacks, target creature defending player controls with power less than this creature’s power can’t block this turn.

Delerium — {4}{r}: This creature gets +3/+3 until
end of turn. This ability costs {1} less to activate for each card type among cards in your graveyard. Activate only once each turn.

"The horrors of Eld are mindless butchers, hearing not but the whispers of the gods beneath them."