Sidar Jabari of Zhalfir

Eminence — Whenever you attack with one or
more Knights, if Sidar Jabari of Zhalfir is in
the command zone or on the battlefield, draw
a card, then discard a card.

Flying, first strike

Whenever Sidar Jabari deals combat damage
to a player, return target Knight creature card
from your graveyard to the battlefield.