Deena, Silent Warrior

Deena, Silent Warrior can't be blocked.
Whenever this creature deals combat damage to a
player, put a +1/+1 counter on it.
When this creature dies, you gain X life and
return X target nonland permanents to their
owner's hand where X is its toughness.
"I don't like being the best at my job, but you know
how it goes."