Rite of Purifying Fire

Enchant Player.
Rite of Purifying Fire enters the battlefield with
4 Sin counters on it. If there are 7 or no Sin
counters on Rite of Purifying Fire, transform it.
Whenever a creature enchanted player controls
deals damage to a player, put a Sin counter on
Rite of Purifying Fire. Whenever enchanted
player gains life, remove a Sin counter from
Rite of Purifying Fire.