Neo-Parshath, The Sky Paladin (CT08-EN009) [2011 Collectors Tins]

You can Special Summon this card by Tributing 1 "Airknight Parshath". If this card attacks a Defense Position monster, inflict piercing battle damage to your opponent. When this card inflicts Battle Damage to your opponent: Draw 1 card. While "Sanctuary in the Sky" is on the field and your Life Points are higher than your opponent's, this card gains ATK and DEF equal to the difference in Life Points.