Lucario of Steadfast Aura

{3},{ut}:Lucario deals damage equal to the number of auras attached to it to any target.

Whenever Lucario deals lethal damage to a creature, you may choose one of the following effects that hasn’t been chosen yet this turn;
•Draw a card
•Put an aura from your hand onto the battlefield.
•Create a copy of target aura on the battlefield and attach it to Lucario.