When Resilient Khenra enters the battlefield, you may have target creature get +X/+X until end of turn, where X is Resilient Khenra's power.
Eternalize {4}{G}{G}
({4}{G}{G}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a 4/4 black Zombie Jackal Wizard with no mana cost. Eternalize only as a sorcery.)