Harmonious Emergence is a common Enchantment — Aura card from Kamigawa: Neon Dynasty (NEO), collector number 190. Current market price: $0.19 (foil $0.18), TCGplayer market prices via Scryfall.
Enchant land you control Enchanted land is a 4/5 green Spirit creature with vigilance and haste. It's still a land. If enchanted land would be destroyed, instead sacrifice this Aura and that land gains indestructible until end of turn.