Shiro, Izzet Archmage

Whenever you cast an instant or sorcery choose 1:
Draw a card; or create a 2/2 flying drake token;
or Shiro, Izzet Archmage deals 2 damage to any
target; or when you cast your next spell, copy that
spell, you may choose new targets for the copy.
Shiro, Izzet Archmage can only be played as your commander but color identity doesn't apply.
If Shiro, Izzet Archmage is in the command zone
or on the battlefield, you can only cast instants
and sorcerys.