Syr Sidar Jabari of Zhalfir

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