Obi-Wan, Republic Hero

When this card enters the battlefield, choose 1:
• Create X 1/1 white Clone Trooper tokens with
first strike.
• Gain half X life and draw half X cards.
• Promote a Padawan or Jedi Knight for X
less this turn.
(To Promote a creature, sacrifice that creature by
paying its promote cost and one mana of any of
its colors. Search your library for an appropriate
target and put it on the battlefield.)