Card Errata:Nitro Unit

Old Card Lore: You can only equip this card to a monster on your opponent's side of the field. When a monster destroys the equipped monster and sends it to the Graveyard as a result of battle, inflict damage to your opponent's Life Points equal to the ATK of the equipped monster.

New Card Lore: Equip only to a monster on your opponent's side of the field. When the equipped monster is destroyed by battle and sent to the Graveyard, inflict damage to your opponent equal to the ATK of the equipped monster.