Mana Chains is a common Enchantment — Aura card from Weatherlight (WTH), collector number 41. Current market price: $0.28, TCGplayer market prices via Scryfall.
Enchant creature Enchanted creature has "Cumulative upkeep {1}." (At the beginning of its controller's upkeep, that player puts an age counter on it, then sacrifices it unless they pay its upkeep cost for each age counter on it.)