Fleuris, Witch of Elements

Call to Serve-When your commander deals combat damage to a player, you may put this card onto
the battlefield from outside the game. When it leaves the battlefield, remove it from the game.
Lieutenant-As long as you control your commander, Fleuris, Witch of Elements gains
"{t},{g}{u/r}: Reveal your hand. For each creature card revealed this way, you may put a +1/+1 counter onto your commander."