Mana Bloom is a rare Enchantment card from Secrets of Strixhaven Commander (SOC), collector number 275. Current market price: $0.52, TCGplayer market prices via Scryfall.
This enchantment enters with X charge counters on it. Remove a charge counter from this enchantment: Add one mana of any color. Activate only once each turn. At the beginning of your upkeep, if this enchantment has no charge counters on it, return it to its owner's hand.