Kastral, the Windcrested does a little more than that, allowing you to buff your birds or cheat one into play from your hand or graveyard
Unlike planeswalkers, which get attacked a lot, the gods are actually going to stay in a play a lot more often
21 Heal What Has Been Hurt #26/204 Amber Ink Action Song As its name implies, the Song card Heal What Has Been Hurt provides a healing benefit
They allow flexible deckbuilding and forgiveness after mistakes, though some advanced pairings may require stronger rules knowledge and sequencing skills
It is a three mana enchantment that if you sacrifice a creature, you return Recurring Nightmare to your hand and put a graveyard creature in play, that is, it is a ridiculously strong card