Metaphysical Graffiti

Enchant land Whenever you tap enchanted land put a graffiti counter on it. Enchanted land has "(1)(T): Add X white mana to your mana pool and lose half of X life rounded down where X is the number of graffiti counters on this card."
"A work of art isn't static. It never stops being created. When paint touches canvas, the creation has only just begun."