Markar Jarduri of Cervignir

Eminence — Whenever you attack with one or
more Knights, if Markar Jarduri of Cervignir is
in the command zone or on the battlefield, draw
a card, then discard a card.
Flying, first strike
Whenever Markar Jarduri deals combat damage
to a player, return target Knight creature card
from your graveyard to the battlefield.