Nafs Asp
Arabian Nights — common
Creature — Snake
Nafs Asp rulings:
2004-10-04: If its damage gets redirected to its controller, it will still trigger the ability.
2004-10-04: The player can pay the mana at any time after damage is done before the draw step of that player’s turn. People commonly pay during upkeep.
2004-10-04: If it damages a player twice, they get to pay or take damage twice during their next draw step.
2004-10-04: The ability does not cause itself to trigger again. It cause loss of life, and not damage.