Geothermal Kami

Enchantment-return effects usually read as a downside to be squeezed for value, but here the bounce is optional and pointed squarely at reuse. A 4/3 for four mana is a fair enough body on its own, so the enters-the-battlefield clause is pure upside for a deck built to trigger it: return an Aura before combat wipes it, re-collect a Saga that has done its work, pick up an enchantment with its own enter-the-battlefield effect, and pocket three life along the way. The tension the design resolves is that green rarely wants to bounce its own permanents, because green's enchantments tend to be things you would rather leave on the battlefield doing their jobs. Making the return a choice rather than a cost is what lets it slot into a value chain instead of fighting one: skip the bounce entirely when nothing needs saving, and you have simply paid four mana for a reasonable green beater. It rewards a board where enchantments are engines rather than static buffs, and the lifegain rider gives an enchantment-matters deck a small aggregate cushion across repeated deployments. A modest engine piece whose ceiling scales with how many enchantments already care about entering play.