Ember walker

When Ember Walker enters the battlefield, if it was cast from your hand, return another target creature to its owner’s hand. Ember Walker deals 3 damage to any target, then it deals damage equal to its power to another target creature. Exile Ember Walker, then return it to the battlefield at the beginning of your opponent’s next end step.

Whenever you tap Ember Walker, you gain 1 life.
{T}: Discard a card, then draw a card.