This is because in addition to paying the life for a card, you also essentially have to pay one mana, since this enchants a land and you have to tap the land to get the effect
This product does not contain Serialized Ring cards including the Serialized Elven, Dwarven, or Human Sol Ring cards, and the 1 of 1 Ring (Serialized 001 of 001)
It see play in 2 formats: Commander and Duel Commander
You do see it across the table, though, and its my favorite type of blue card, the kind that hates on blue decks
This gives you infinite death triggers, infinite enter-the-battlefield triggers, and the ability to make all your opponents' creatures have zero toughness to remove them
Finally, Hurl Through Hell is pricey for a creature removal spell, though its worth keeping in mind while deck building